2007677980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{16931}}^1$

素因数の和:16976

約数の個数: 108

約数和(自身を含む): 5391182664

約数和(自身を除く): 3383504684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 385, 484, 490, 539, 605, 770, 847, 980, 1078, 1210, 1540, 1694, 2156, 2420, 2695, 3388, 4235, 5390, 5929, 8470, 10780, 11858, 16931, 16940, 23716, 29645, 33862, 59290, 67724, 84655, 118517, 118580, 169310, 186241, 237034, 338620, 372482, 474068, 592585, 744964, 829619, 931205, 1185170, 1303687, 1659238, 1862410, 2048651, 2370340, 2607374, 3318476, 3724820, 4097302, 4148095, 5214748, 6518435, 8194604, 8296190, 9125809, 10243255, 13036870, 14340557, 16592380, 18251618, 20486510, 26073740, 28681114, 36503236, 40973020, 45629045, 57362228, 71702785, 91258090, 100383899, 143405570, 182516180, 200767798, 286811140, 401535596, 501919495, 1003838990, 2007677980]

約数ペア:

[(1, 2007677980), (2, 1003838990), (4, 501919495), (5, 401535596), (7, 286811140), (10, 200767798), (11, 182516180), (14, 143405570), (20, 100383899), (22, 91258090), (28, 71702785), (35, 57362228), (44, 45629045), (49, 40973020), (55, 36503236), (70, 28681114), (77, 26073740), (98, 20486510), (110, 18251618), (121, 16592380), (140, 14340557), (154, 13036870), (196, 10243255), (220, 9125809), (242, 8296190), (245, 8194604), (308, 6518435), (385, 5214748), (484, 4148095), (490, 4097302), (539, 3724820), (605, 3318476), (770, 2607374), (847, 2370340), (980, 2048651), (1078, 1862410), (1210, 1659238), (1540, 1303687), (1694, 1185170), (2156, 931205), (2420, 829619), (2695, 744964), (3388, 592585), (4235, 474068), (5390, 372482), (5929, 338620), (8470, 237034), (10780, 186241), (11858, 169310), (16931, 118580), (16940, 118517), (23716, 84655), (29645, 67724), (33862, 59290)]