20099691920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:614

約数の個数: 320

約数和(自身を含む): 59721891840

約数和(自身を除く): 39622199920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 79, 80, 88, 103, 110, 112, 140, 154, 158, 176, 206, 220, 280, 308, 316, 385, 395, 401, 412, 440, 515, 553, 560, 616, 632, 721, 770, 790, 802, 824, 869, 880, 1030, 1106, 1133, 1232, 1264, 1442, 1540, 1580, 1604, 1648, 1738, 2005, 2060, 2212, 2266, 2765, 2807, 2884, 3080, 3160, 3208, 3476, 3605, 4010, 4120, 4345, 4411, 4424, 4532, 5530, 5614, 5665, 5768, 6083, 6160, 6320, 6416, 6952, 7210, 7931, 8020, 8137, 8240, 8690, 8822, 8848, 9064, 11060, 11228, 11330, 11536, 12166, 13904, 14035, 14420, 15862, 16040, 16274, 17380, 17644, 18128, 22055, 22120, 22456, 22660, 24332, 28070, 28840, 30415, 30877, 31679, 31724, 32080, 32548, 34760, 35288, 39655, 40685, 41303, 44110, 44240, 44912, 45320, 48664, 56140, 56959, 57680, 60830, 61754, 63358, 63448, 65096, 69520, 70576, 79310, 81370, 82606, 88220, 89507, 90640, 97328, 112280, 113918, 121660, 123508, 126716, 126896, 130192, 154385, 158395, 158620, 162740, 165212, 176440, 179014, 206515, 221753, 224560, 227836, 243320, 247016, 253432, 284795, 289121, 308770, 316790, 317240, 325480, 330424, 348469, 352880, 358028, 413030, 443506, 447535, 454333, 455672, 486640, 494032, 506864, 569590, 578242, 617540, 626549, 633580, 634480, 650960, 660848, 696938, 716056, 826060, 887012, 895070, 908666, 911344, 1108765, 1139180, 1156484, 1235080, 1253098, 1267160, 1393876, 1432112, 1445605, 1652120, 1742345, 1774024, 1790140, 1817332, 2217530, 2271665, 2278360, 2312968, 2439283, 2470160, 2506196, 2534320, 2787752, 2891210, 3132745, 3180331, 3262937, 3304240, 3484690, 3548048, 3580280, 3634664, 4435060, 4543330, 4556720, 4625936, 4878566, 5012392, 5575504, 5782420, 6265490, 6360662, 6525874, 6969380, 7160560, 7269328, 8870120, 9086660, 9757132, 10024784, 11564840, 12196415, 12530980, 12721324, 13051748, 13938760, 15901655, 16314685, 17740240, 18173320, 19514264, 22840559, 23129680, 24392830, 25061960, 25442648, 26103496, 27877520, 31803310, 32629370, 35892307, 36346640, 39028528, 45681118, 48785660, 50123920, 50885296, 52206992, 63606620, 65258740, 71784614, 91362236, 97571320, 114202795, 127213240, 130517480, 143569228, 179461535, 182724472, 195142640, 228405590, 251246149, 254426480, 261034960, 287138456, 358923070, 365448944, 456811180, 502492298, 574276912, 717846140, 913622360, 1004984596, 1256230745, 1435692280, 1827244720, 2009969192, 2512461490, 2871384560, 4019938384, 5024922980, 10049845960, 20099691920]

約数ペア:

[(1, 20099691920), (2, 10049845960), (4, 5024922980), (5, 4019938384), (7, 2871384560), (8, 2512461490), (10, 2009969192), (11, 1827244720), (14, 1435692280), (16, 1256230745), (20, 1004984596), (22, 913622360), (28, 717846140), (35, 574276912), (40, 502492298), (44, 456811180), (55, 365448944), (56, 358923070), (70, 287138456), (77, 261034960), (79, 254426480), (80, 251246149), (88, 228405590), (103, 195142640), (110, 182724472), (112, 179461535), (140, 143569228), (154, 130517480), (158, 127213240), (176, 114202795), (206, 97571320), (220, 91362236), (280, 71784614), (308, 65258740), (316, 63606620), (385, 52206992), (395, 50885296), (401, 50123920), (412, 48785660), (440, 45681118), (515, 39028528), (553, 36346640), (560, 35892307), (616, 32629370), (632, 31803310), (721, 27877520), (770, 26103496), (790, 25442648), (802, 25061960), (824, 24392830), (869, 23129680), (880, 22840559), (1030, 19514264), (1106, 18173320), (1133, 17740240), (1232, 16314685), (1264, 15901655), (1442, 13938760), (1540, 13051748), (1580, 12721324), (1604, 12530980), (1648, 12196415), (1738, 11564840), (2005, 10024784), (2060, 9757132), (2212, 9086660), (2266, 8870120), (2765, 7269328), (2807, 7160560), (2884, 6969380), (3080, 6525874), (3160, 6360662), (3208, 6265490), (3476, 5782420), (3605, 5575504), (4010, 5012392), (4120, 4878566), (4345, 4625936), (4411, 4556720), (4424, 4543330), (4532, 4435060), (5530, 3634664), (5614, 3580280), (5665, 3548048), (5768, 3484690), (6083, 3304240), (6160, 3262937), (6320, 3180331), (6416, 3132745), (6952, 2891210), (7210, 2787752), (7931, 2534320), (8020, 2506196), (8137, 2470160), (8240, 2439283), (8690, 2312968), (8822, 2278360), (8848, 2271665), (9064, 2217530), (11060, 1817332), (11228, 1790140), (11330, 1774024), (11536, 1742345), (12166, 1652120), (13904, 1445605), (14035, 1432112), (14420, 1393876), (15862, 1267160), (16040, 1253098), (16274, 1235080), (17380, 1156484), (17644, 1139180), (18128, 1108765), (22055, 911344), (22120, 908666), (22456, 895070), (22660, 887012), (24332, 826060), (28070, 716056), (28840, 696938), (30415, 660848), (30877, 650960), (31679, 634480), (31724, 633580), (32080, 626549), (32548, 617540), (34760, 578242), (35288, 569590), (39655, 506864), (40685, 494032), (41303, 486640), (44110, 455672), (44240, 454333), (44912, 447535), (45320, 443506), (48664, 413030), (56140, 358028), (56959, 352880), (57680, 348469), (60830, 330424), (61754, 325480), (63358, 317240), (63448, 316790), (65096, 308770), (69520, 289121), (70576, 284795), (79310, 253432), (81370, 247016), (82606, 243320), (88220, 227836), (89507, 224560), (90640, 221753), (97328, 206515), (112280, 179014), (113918, 176440), (121660, 165212), (123508, 162740), (126716, 158620), (126896, 158395), (130192, 154385)]