31162540

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{15427}}^1$

素因数の和:15537

約数の個数: 24

約数和(自身を含む): 66093552

約数和(自身を除く): 34931012

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 15427, 30854, 61708, 77135, 154270, 308540, 1558127, 3116254, 6232508, 7790635, 15581270, 31162540]

約数ペア:

[(1, 31162540), (2, 15581270), (4, 7790635), (5, 6232508), (10, 3116254), (20, 1558127), (101, 308540), (202, 154270), (404, 77135), (505, 61708), (1010, 30854), (2020, 15427)]