20404740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340079}}^1$

素因数の和:340091

約数の個数: 24

約数和(自身を含む): 57133440

約数和(自身を除く): 36728700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340079, 680158, 1020237, 1360316, 1700395, 2040474, 3400790, 4080948, 5101185, 6801580, 10202370, 20404740]

約数ペア:

[(1, 20404740), (2, 10202370), (3, 6801580), (4, 5101185), (5, 4080948), (6, 3400790), (10, 2040474), (12, 1700395), (15, 1360316), (20, 1020237), (30, 680158), (60, 340079)]