65828980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{470207}}^1$

素因数の和:470223

約数の個数: 24

約数和(自身を含む): 157989888

約数和(自身を除く): 92160908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 470207, 940414, 1880828, 2351035, 3291449, 4702070, 6582898, 9404140, 13165796, 16457245, 32914490, 65828980]

約数ペア:

[(1, 65828980), (2, 32914490), (4, 16457245), (5, 13165796), (7, 9404140), (10, 6582898), (14, 4702070), (20, 3291449), (28, 2351035), (35, 1880828), (70, 940414), (140, 470207)]