204564890

素因数分解:

$2^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{27239}}^1$

素因数の和:27997

約数の個数: 16

約数和(自身を含む): 368720640

約数和(自身を除く): 164155750

約数列:

[1, 2, 5, 10, 751, 1502, 3755, 7510, 27239, 54478, 136195, 272390, 20456489, 40912978, 102282445, 204564890]

約数ペア:

[(1, 204564890), (2, 102282445), (5, 40912978), (10, 20456489), (751, 272390), (1502, 136195), (3755, 54478), (7510, 27239)]