30922180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19571}}^1$

素因数の和:19659

約数の個数: 24

約数和(自身を含む): 65761920

約数和(自身を除く): 34839740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 19571, 39142, 78284, 97855, 195710, 391420, 1546109, 3092218, 6184436, 7730545, 15461090, 30922180]

約数ペア:

[(1, 30922180), (2, 15461090), (4, 7730545), (5, 6184436), (10, 3092218), (20, 1546109), (79, 391420), (158, 195710), (316, 97855), (395, 78284), (790, 39142), (1580, 19571)]