1649202340

素因数分解:

$2^2\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{52223}}^1$

素因数の和:53811

約数の個数: 24

約数和(自身を含む): 3465584640

約数和(自身を除く): 1816382300

約数列:

[1, 2, 4, 5, 10, 20, 1579, 3158, 6316, 7895, 15790, 31580, 52223, 104446, 208892, 261115, 522230, 1044460, 82460117, 164920234, 329840468, 412300585, 824601170, 1649202340]

約数ペア:

[(1, 1649202340), (2, 824601170), (4, 412300585), (5, 329840468), (10, 164920234), (20, 82460117), (1579, 1044460), (3158, 522230), (6316, 261115), (7895, 208892), (15790, 104446), (31580, 52223)]