71765260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{512609}}^1$

素因数の和:512625

約数の個数: 24

約数和(自身を含む): 172236960

約数和(自身を除く): 100471700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 512609, 1025218, 2050436, 2563045, 3588263, 5126090, 7176526, 10252180, 14353052, 17941315, 35882630, 71765260]

約数ペア:

[(1, 71765260), (2, 35882630), (4, 17941315), (5, 14353052), (7, 10252180), (10, 7176526), (14, 5126090), (20, 3588263), (28, 2563045), (35, 2050436), (70, 1025218), (140, 512609)]