84610220

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{12781}}^1$

素因数の和:13121

約数の個数: 24

約数和(自身を含む): 178232208

約数和(自身を除く): 93621988

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 12781, 25562, 51124, 63905, 127810, 255620, 4230511, 8461022, 16922044, 21152555, 42305110, 84610220]

約数ペア:

[(1, 84610220), (2, 42305110), (4, 21152555), (5, 16922044), (10, 8461022), (20, 4230511), (331, 255620), (662, 127810), (1324, 63905), (1655, 51124), (3310, 25562), (6620, 12781)]