418217780

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{26237}}^1$

素因数の和:27043

約数の個数: 24

約数和(自身を含む): 879392808

約数和(自身を除く): 461175028

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 3188, 3985, 7970, 15940, 26237, 52474, 104948, 131185, 262370, 524740, 20910889, 41821778, 83643556, 104554445, 209108890, 418217780]

約数ペア:

[(1, 418217780), (2, 209108890), (4, 104554445), (5, 83643556), (10, 41821778), (20, 20910889), (797, 524740), (1594, 262370), (3188, 131185), (3985, 104948), (7970, 52474), (15940, 26237)]