170487940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1217771}}^1$

素因数の和:1217787

約数の個数: 24

約数和(自身を含む): 409171392

約数和(自身を除く): 238683452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1217771, 2435542, 4871084, 6088855, 8524397, 12177710, 17048794, 24355420, 34097588, 42621985, 85243970, 170487940]

約数ペア:

[(1, 170487940), (2, 85243970), (4, 42621985), (5, 34097588), (7, 24355420), (10, 17048794), (14, 12177710), (20, 8524397), (28, 6088855), (35, 4871084), (70, 2435542), (140, 1217771)]