672149740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1976911}}^1$

素因数の和:1976937

約数の個数: 24

約数和(自身を含む): 1494545472

約数和(自身を除く): 822395732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1976911, 3953822, 7907644, 9884555, 19769110, 33607487, 39538220, 67214974, 134429948, 168037435, 336074870, 672149740]

約数ペア:

[(1, 672149740), (2, 336074870), (4, 168037435), (5, 134429948), (10, 67214974), (17, 39538220), (20, 33607487), (34, 19769110), (68, 9884555), (85, 7907644), (170, 3953822), (340, 1976911)]