420773380

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{55511}}^1$

素因数の和:55899

約数の個数: 24

約数和(自身を含む): 885971520

約数和(自身を除く): 465198140

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 55511, 111022, 222044, 277555, 555110, 1110220, 21038669, 42077338, 84154676, 105193345, 210386690, 420773380]

約数ペア:

[(1, 420773380), (2, 210386690), (4, 105193345), (5, 84154676), (10, 42077338), (20, 21038669), (379, 1110220), (758, 555110), (1516, 277555), (1895, 222044), (3790, 111022), (7580, 55511)]