39169480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139891}}^1$

素因数の和:139909

約数の個数: 32

約数和(自身を含む): 100722240

約数和(自身を除く): 61552760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 139891, 279782, 559564, 699455, 979237, 1119128, 1398910, 1958474, 2797820, 3916948, 4896185, 5595640, 7833896, 9792370, 19584740, 39169480]

約数ペア:

[(1, 39169480), (2, 19584740), (4, 9792370), (5, 7833896), (7, 5595640), (8, 4896185), (10, 3916948), (14, 2797820), (20, 1958474), (28, 1398910), (35, 1119128), (40, 979237), (56, 699455), (70, 559564), (140, 279782), (280, 139891)]