204865780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1463327}}^1$

素因数の和:1463343

約数の個数: 24

約数和(自身を含む): 491678208

約数和(自身を除く): 286812428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1463327, 2926654, 5853308, 7316635, 10243289, 14633270, 20486578, 29266540, 40973156, 51216445, 102432890, 204865780]

約数ペア:

[(1, 204865780), (2, 102432890), (4, 51216445), (5, 40973156), (7, 29266540), (10, 20486578), (14, 14633270), (20, 10243289), (28, 7316635), (35, 5853308), (70, 2926654), (140, 1463327)]