104491120

素因数分解:

$2^4\times 5^1\times {\mathrm{1306139}}^1$

素因数の和:1306152

約数の個数: 20

約数和(自身を含む): 242942040

約数和(自身を除く): 138450920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1306139, 2612278, 5224556, 6530695, 10449112, 13061390, 20898224, 26122780, 52245560, 104491120]

約数ペア:

[(1, 104491120), (2, 52245560), (4, 26122780), (5, 20898224), (8, 13061390), (10, 10449112), (16, 6530695), (20, 5224556), (40, 2612278), (80, 1306139)]