31259620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223283}}^1$

素因数の和:223299

約数の個数: 24

約数和(自身を含む): 75023424

約数和(自身を除く): 43763804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223283, 446566, 893132, 1116415, 1562981, 2232830, 3125962, 4465660, 6251924, 7814905, 15629810, 31259620]

約数ペア:

[(1, 31259620), (2, 15629810), (4, 7814905), (5, 6251924), (7, 4465660), (10, 3125962), (14, 2232830), (20, 1562981), (28, 1116415), (35, 893132), (70, 446566), (140, 223283)]