31640680

素因数分解:

$2^3\times 5^1\times {\mathrm{791017}}^1$

素因数の和:791028

約数の個数: 16

約数和(自身を含む): 71191620

約数和(自身を除く): 39550940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 791017, 1582034, 3164068, 3955085, 6328136, 7910170, 15820340, 31640680]

約数ペア:

[(1, 31640680), (2, 15820340), (4, 7910170), (5, 6328136), (8, 3955085), (10, 3164068), (20, 1582034), (40, 791017)]