1334380

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 2828448

約数和(自身を除く): 1494068

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 487, 548, 685, 974, 1370, 1948, 2435, 2740, 4870, 9740, 66719, 133438, 266876, 333595, 667190, 1334380]

約数ペア:

[(1, 1334380), (2, 667190), (4, 333595), (5, 266876), (10, 133438), (20, 66719), (137, 9740), (274, 4870), (487, 2740), (548, 2435), (685, 1948), (974, 1370)]