640310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5821}}^1$

素因数の和:5839

約数の個数: 16

約数和(自身を含む): 1257552

約数和(自身を除く): 617242

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 5821, 11642, 29105, 58210, 64031, 128062, 320155, 640310]

約数ペア:

[(1, 640310), (2, 320155), (5, 128062), (10, 64031), (11, 58210), (22, 29105), (55, 11642), (110, 5821)]