20190672880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1836

約数の個数: 240

約数和(自身を含む): 57805496640

約数和(自身を除く): 37614823760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 80, 85, 112, 119, 136, 140, 146, 170, 238, 272, 280, 289, 292, 340, 365, 476, 511, 560, 578, 584, 595, 680, 730, 952, 1022, 1156, 1168, 1190, 1241, 1360, 1445, 1460, 1709, 1904, 2023, 2044, 2312, 2380, 2482, 2555, 2890, 2920, 3418, 4046, 4088, 4624, 4760, 4964, 5110, 5780, 5840, 6205, 6836, 8092, 8176, 8545, 8687, 9520, 9928, 10115, 10220, 11560, 11963, 12410, 13672, 16184, 17090, 17374, 19856, 20230, 20440, 21097, 23120, 23926, 24820, 27344, 29053, 32368, 34180, 34748, 40460, 40880, 42194, 43435, 47852, 49640, 58106, 59815, 68360, 69496, 80920, 84388, 86870, 95704, 99280, 105485, 116212, 119630, 124757, 136720, 138992, 145265, 147679, 161840, 168776, 173740, 191408, 203371, 210970, 232424, 239260, 249514, 290530, 295358, 337552, 347480, 406742, 421940, 464848, 478520, 493901, 499028, 581060, 590716, 623785, 694960, 738395, 813484, 843880, 873299, 957040, 987802, 998056, 1016855, 1162120, 1181432, 1247570, 1476790, 1626968, 1687760, 1746598, 1975604, 1996112, 2033710, 2120869, 2324240, 2362864, 2469505, 2495140, 2953580, 3253936, 3457307, 3493196, 3951208, 4067420, 4241738, 4366495, 4939010, 4990280, 5907160, 6914614, 6986392, 7902416, 8134840, 8483476, 8732990, 9878020, 9980560, 10604345, 11814320, 13829228, 13972784, 14846083, 16269680, 16966952, 17286535, 17465980, 19756040, 21208690, 27658456, 29692166, 33933904, 34573070, 34931960, 36054773, 39512080, 42417380, 55316912, 59384332, 69146140, 69863920, 72109546, 74230415, 84834760, 118768664, 138292280, 144219092, 148460830, 169669520, 180273865, 237537328, 252383411, 276584560, 288438184, 296921660, 360547730, 504766822, 576876368, 593843320, 721095460, 1009533644, 1187686640, 1261917055, 1442190920, 2019067288, 2523834110, 2884381840, 4038134576, 5047668220, 10095336440, 20190672880]

約数ペア:

[(1, 20190672880), (2, 10095336440), (4, 5047668220), (5, 4038134576), (7, 2884381840), (8, 2523834110), (10, 2019067288), (14, 1442190920), (16, 1261917055), (17, 1187686640), (20, 1009533644), (28, 721095460), (34, 593843320), (35, 576876368), (40, 504766822), (56, 360547730), (68, 296921660), (70, 288438184), (73, 276584560), (80, 252383411), (85, 237537328), (112, 180273865), (119, 169669520), (136, 148460830), (140, 144219092), (146, 138292280), (170, 118768664), (238, 84834760), (272, 74230415), (280, 72109546), (289, 69863920), (292, 69146140), (340, 59384332), (365, 55316912), (476, 42417380), (511, 39512080), (560, 36054773), (578, 34931960), (584, 34573070), (595, 33933904), (680, 29692166), (730, 27658456), (952, 21208690), (1022, 19756040), (1156, 17465980), (1168, 17286535), (1190, 16966952), (1241, 16269680), (1360, 14846083), (1445, 13972784), (1460, 13829228), (1709, 11814320), (1904, 10604345), (2023, 9980560), (2044, 9878020), (2312, 8732990), (2380, 8483476), (2482, 8134840), (2555, 7902416), (2890, 6986392), (2920, 6914614), (3418, 5907160), (4046, 4990280), (4088, 4939010), (4624, 4366495), (4760, 4241738), (4964, 4067420), (5110, 3951208), (5780, 3493196), (5840, 3457307), (6205, 3253936), (6836, 2953580), (8092, 2495140), (8176, 2469505), (8545, 2362864), (8687, 2324240), (9520, 2120869), (9928, 2033710), (10115, 1996112), (10220, 1975604), (11560, 1746598), (11963, 1687760), (12410, 1626968), (13672, 1476790), (16184, 1247570), (17090, 1181432), (17374, 1162120), (19856, 1016855), (20230, 998056), (20440, 987802), (21097, 957040), (23120, 873299), (23926, 843880), (24820, 813484), (27344, 738395), (29053, 694960), (32368, 623785), (34180, 590716), (34748, 581060), (40460, 499028), (40880, 493901), (42194, 478520), (43435, 464848), (47852, 421940), (49640, 406742), (58106, 347480), (59815, 337552), (68360, 295358), (69496, 290530), (80920, 249514), (84388, 239260), (86870, 232424), (95704, 210970), (99280, 203371), (105485, 191408), (116212, 173740), (119630, 168776), (124757, 161840), (136720, 147679), (138992, 145265)]