39604820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12613}}^1$

素因数の和:12779

約数の個数: 24

約数和(自身を含む): 83706504

約数和(自身を除く): 44101684

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 12613, 25226, 50452, 63065, 126130, 252260, 1980241, 3960482, 7920964, 9901205, 19802410, 39604820]

約数ペア:

[(1, 39604820), (2, 19802410), (4, 9901205), (5, 7920964), (10, 3960482), (20, 1980241), (157, 252260), (314, 126130), (628, 63065), (785, 50452), (1570, 25226), (3140, 12613)]