22640140

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3571}}^1$

素因数の和:3897

約数の個数: 24

約数和(自身を含む): 47707632

約数和(自身を除く): 25067492

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 3571, 6340, 7142, 14284, 17855, 35710, 71420, 1132007, 2264014, 4528028, 5660035, 11320070, 22640140]

約数ペア:

[(1, 22640140), (2, 11320070), (4, 5660035), (5, 4528028), (10, 2264014), (20, 1132007), (317, 71420), (634, 35710), (1268, 17855), (1585, 14284), (3170, 7142), (3571, 6340)]