86517620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617983}}^1$

素因数の和:617999

約数の個数: 24

約数和(自身を含む): 207642624

約数和(自身を除く): 121125004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617983, 1235966, 2471932, 3089915, 4325881, 6179830, 8651762, 12359660, 17303524, 21629405, 43258810, 86517620]

約数ペア:

[(1, 86517620), (2, 43258810), (4, 21629405), (5, 17303524), (7, 12359660), (10, 8651762), (14, 6179830), (20, 4325881), (28, 3089915), (35, 2471932), (70, 1235966), (140, 617983)]