51120340

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{1627}}^1$

素因数の和:3207

約数の個数: 24

約数和(自身を含む): 107487072

約数和(自身を除く): 56366732

約数列:

[1, 2, 4, 5, 10, 20, 1571, 1627, 3142, 3254, 6284, 6508, 7855, 8135, 15710, 16270, 31420, 32540, 2556017, 5112034, 10224068, 12780085, 25560170, 51120340]

約数ペア:

[(1, 51120340), (2, 25560170), (4, 12780085), (5, 10224068), (10, 5112034), (20, 2556017), (1571, 32540), (1627, 31420), (3142, 16270), (3254, 15710), (6284, 8135), (6508, 7855)]