20172960920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16363}}^1$

素因数の和:16442

約数の個数: 192

約数和(自身を含む): 57419966880

約数和(自身を除く): 37247005960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 49, 56, 68, 70, 74, 85, 98, 119, 136, 140, 148, 170, 185, 196, 238, 245, 259, 280, 296, 340, 370, 392, 476, 490, 518, 595, 629, 680, 740, 833, 952, 980, 1036, 1190, 1258, 1295, 1480, 1666, 1813, 1960, 2072, 2380, 2516, 2590, 3145, 3332, 3626, 4165, 4403, 4760, 5032, 5180, 6290, 6664, 7252, 8330, 8806, 9065, 10360, 12580, 14504, 16363, 16660, 17612, 18130, 22015, 25160, 30821, 32726, 33320, 35224, 36260, 44030, 61642, 65452, 72520, 81815, 88060, 114541, 123284, 130904, 154105, 163630, 176120, 229082, 246568, 278171, 308210, 327260, 458164, 556342, 572705, 605431, 616420, 654520, 801787, 916328, 1112684, 1145410, 1210862, 1232840, 1390855, 1603574, 1947197, 2225368, 2290820, 2421724, 2781710, 3027155, 3207148, 3894394, 4008935, 4238017, 4581640, 4843448, 5563420, 6054310, 6414296, 7788788, 8017870, 8476034, 9735985, 10292327, 11126840, 12108620, 13630379, 15577576, 16035740, 16952068, 19471970, 20584654, 21190085, 24217240, 27260758, 29666119, 32071480, 33904136, 38943940, 41169308, 42380170, 51461635, 54521516, 59332238, 68151895, 72046289, 77887880, 82338616, 84760340, 102923270, 109043032, 118664476, 136303790, 144092578, 148330595, 169520680, 205846540, 237328952, 272607580, 288185156, 296661190, 360231445, 411693080, 504324023, 545215160, 576370312, 593322380, 720462890, 1008648046, 1186644760, 1440925780, 2017296092, 2521620115, 2881851560, 4034592184, 5043240230, 10086480460, 20172960920]

約数ペア:

[(1, 20172960920), (2, 10086480460), (4, 5043240230), (5, 4034592184), (7, 2881851560), (8, 2521620115), (10, 2017296092), (14, 1440925780), (17, 1186644760), (20, 1008648046), (28, 720462890), (34, 593322380), (35, 576370312), (37, 545215160), (40, 504324023), (49, 411693080), (56, 360231445), (68, 296661190), (70, 288185156), (74, 272607580), (85, 237328952), (98, 205846540), (119, 169520680), (136, 148330595), (140, 144092578), (148, 136303790), (170, 118664476), (185, 109043032), (196, 102923270), (238, 84760340), (245, 82338616), (259, 77887880), (280, 72046289), (296, 68151895), (340, 59332238), (370, 54521516), (392, 51461635), (476, 42380170), (490, 41169308), (518, 38943940), (595, 33904136), (629, 32071480), (680, 29666119), (740, 27260758), (833, 24217240), (952, 21190085), (980, 20584654), (1036, 19471970), (1190, 16952068), (1258, 16035740), (1295, 15577576), (1480, 13630379), (1666, 12108620), (1813, 11126840), (1960, 10292327), (2072, 9735985), (2380, 8476034), (2516, 8017870), (2590, 7788788), (3145, 6414296), (3332, 6054310), (3626, 5563420), (4165, 4843448), (4403, 4581640), (4760, 4238017), (5032, 4008935), (5180, 3894394), (6290, 3207148), (6664, 3027155), (7252, 2781710), (8330, 2421724), (8806, 2290820), (9065, 2225368), (10360, 1947197), (12580, 1603574), (14504, 1390855), (16363, 1232840), (16660, 1210862), (17612, 1145410), (18130, 1112684), (22015, 916328), (25160, 801787), (30821, 654520), (32726, 616420), (33320, 605431), (35224, 572705), (36260, 556342), (44030, 458164), (61642, 327260), (65452, 308210), (72520, 278171), (81815, 246568), (88060, 229082), (114541, 176120), (123284, 163630), (130904, 154105)]