2186162890

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{419609}}^1$

素因数の和:420137

約数の個数: 16

約数和(自身を含む): 3942655560

約数和(自身を除く): 1756492670

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 419609, 839218, 2098045, 4196090, 218616289, 437232578, 1093081445, 2186162890]

約数ペア:

[(1, 2186162890), (2, 1093081445), (5, 437232578), (10, 218616289), (521, 4196090), (1042, 2098045), (2605, 839218), (5210, 419609)]