15704857640

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1\times {\mathrm{5881}}^1$

素因数の和:6654

約数の個数: 64

約数和(自身を含む): 35745855120

約数和(自身を除く): 20040997480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 661, 808, 1010, 1322, 2020, 2644, 3305, 4040, 5288, 5881, 6610, 11762, 13220, 23524, 26440, 29405, 47048, 58810, 66761, 117620, 133522, 235240, 267044, 333805, 534088, 593981, 667610, 1187962, 1335220, 2375924, 2670440, 2969905, 3887341, 4751848, 5939810, 7774682, 11879620, 15549364, 19436705, 23759240, 31098728, 38873410, 77746820, 155493640, 392621441, 785242882, 1570485764, 1963107205, 3140971528, 3926214410, 7852428820, 15704857640]

約数ペア:

[(1, 15704857640), (2, 7852428820), (4, 3926214410), (5, 3140971528), (8, 1963107205), (10, 1570485764), (20, 785242882), (40, 392621441), (101, 155493640), (202, 77746820), (404, 38873410), (505, 31098728), (661, 23759240), (808, 19436705), (1010, 15549364), (1322, 11879620), (2020, 7774682), (2644, 5939810), (3305, 4751848), (4040, 3887341), (5288, 2969905), (5881, 2670440), (6610, 2375924), (11762, 1335220), (13220, 1187962), (23524, 667610), (26440, 593981), (29405, 534088), (47048, 333805), (58810, 267044), (66761, 235240), (117620, 133522)]