67837340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{20809}}^1$

素因数の和:20981

約数の個数: 24

約数和(自身を含む): 143339280

約数和(自身を除く): 75501940

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 20809, 41618, 83236, 104045, 208090, 416180, 3391867, 6783734, 13567468, 16959335, 33918670, 67837340]

約数ペア:

[(1, 67837340), (2, 33918670), (4, 16959335), (5, 13567468), (10, 6783734), (20, 3391867), (163, 416180), (326, 208090), (652, 104045), (815, 83236), (1630, 41618), (3260, 20809)]