520055770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{9781}}^1$

素因数の和:10210

約数の個数: 32

約数和(自身を含む): 1010676240

約数和(自身を除く): 490620470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 4090, 5317, 9781, 10634, 19562, 26585, 48905, 53170, 97810, 127153, 254306, 635765, 1271530, 4000429, 8000858, 20002145, 40004290, 52005577, 104011154, 260027885, 520055770]

約数ペア:

[(1, 520055770), (2, 260027885), (5, 104011154), (10, 52005577), (13, 40004290), (26, 20002145), (65, 8000858), (130, 4000429), (409, 1271530), (818, 635765), (2045, 254306), (4090, 127153), (5317, 97810), (9781, 53170), (10634, 48905), (19562, 26585)]