7449740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21911}}^1$

素因数の和:21937

約数の個数: 24

約数和(自身を含む): 16565472

約数和(自身を除く): 9115732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21911, 43822, 87644, 109555, 219110, 372487, 438220, 744974, 1489948, 1862435, 3724870, 7449740]

約数ペア:

[(1, 7449740), (2, 3724870), (4, 1862435), (5, 1489948), (10, 744974), (17, 438220), (20, 372487), (34, 219110), (68, 109555), (85, 87644), (170, 43822), (340, 21911)]