13340540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21517}}^1$

素因数の和:21557

約数の個数: 24

約数和(自身を含む): 28920192

約数和(自身を除く): 15579652

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21517, 43034, 86068, 107585, 215170, 430340, 667027, 1334054, 2668108, 3335135, 6670270, 13340540]

約数ペア:

[(1, 13340540), (2, 6670270), (4, 3335135), (5, 2668108), (10, 1334054), (20, 667027), (31, 430340), (62, 215170), (124, 107585), (155, 86068), (310, 43034), (620, 21517)]