621303980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2824109}}^1$

素因数の和:2824129

約数の個数: 24

約数和(自身を含む): 1423351440

約数和(自身を除く): 802047460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2824109, 5648218, 11296436, 14120545, 28241090, 31065199, 56482180, 62130398, 124260796, 155325995, 310651990, 621303980]

約数ペア:

[(1, 621303980), (2, 310651990), (4, 155325995), (5, 124260796), (10, 62130398), (11, 56482180), (20, 31065199), (22, 28241090), (44, 14120545), (55, 11296436), (110, 5648218), (220, 2824109)]