38338640

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4241}}^1$

素因数の和:4367

約数の個数: 40

約数和(自身を含む): 89947368

約数和(自身を除く): 51608728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4241, 4520, 8482, 9040, 16964, 21205, 33928, 42410, 67856, 84820, 169640, 339280, 479233, 958466, 1916932, 2396165, 3833864, 4792330, 7667728, 9584660, 19169320, 38338640]

約数ペア:

[(1, 38338640), (2, 19169320), (4, 9584660), (5, 7667728), (8, 4792330), (10, 3833864), (16, 2396165), (20, 1916932), (40, 958466), (80, 479233), (113, 339280), (226, 169640), (452, 84820), (565, 67856), (904, 42410), (1130, 33928), (1808, 21205), (2260, 16964), (4241, 9040), (4520, 8482)]