31001140

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3499}}^1$

素因数の和:3951

約数の個数: 24

約数和(自身を含む): 65268000

約数和(自身を除く): 34266860

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 3499, 4430, 6998, 8860, 13996, 17495, 34990, 69980, 1550057, 3100114, 6200228, 7750285, 15500570, 31001140]

約数ペア:

[(1, 31001140), (2, 15500570), (4, 7750285), (5, 6200228), (10, 3100114), (20, 1550057), (443, 69980), (886, 34990), (1772, 17495), (2215, 13996), (3499, 8860), (4430, 6998)]