315020180

素因数分解:

$2^2\times 5^1\times {\mathrm{2879}}^1\times {\mathrm{5471}}^1$

素因数の和:8359

約数の個数: 24

約数和(自身を含む): 661893120

約数和(自身を除く): 346872940

約数列:

[1, 2, 4, 5, 10, 20, 2879, 5471, 5758, 10942, 11516, 14395, 21884, 27355, 28790, 54710, 57580, 109420, 15751009, 31502018, 63004036, 78755045, 157510090, 315020180]

約数ペア:

[(1, 315020180), (2, 157510090), (4, 78755045), (5, 63004036), (10, 31502018), (20, 15751009), (2879, 109420), (5471, 57580), (5758, 54710), (10942, 28790), (11516, 27355), (14395, 21884)]