2012502020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3245971}}^1$

素因数の和:3246011

約数の個数: 24

約数和(自身を含む): 4362586368

約数和(自身を除く): 2350084348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3245971, 6491942, 12983884, 16229855, 32459710, 64919420, 100625101, 201250202, 402500404, 503125505, 1006251010, 2012502020]

約数ペア:

[(1, 2012502020), (2, 1006251010), (4, 503125505), (5, 402500404), (10, 201250202), (20, 100625101), (31, 64919420), (62, 32459710), (124, 16229855), (155, 12983884), (310, 6491942), (620, 3245971)]