31214740

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9941}}^1$

素因数の和:10107

約数の個数: 24

約数和(自身を含む): 65975112

約数和(自身を除く): 34760372

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 9941, 19882, 39764, 49705, 99410, 198820, 1560737, 3121474, 6242948, 7803685, 15607370, 31214740]

約数ペア:

[(1, 31214740), (2, 15607370), (4, 7803685), (5, 6242948), (10, 3121474), (20, 1560737), (157, 198820), (314, 99410), (628, 49705), (785, 39764), (1570, 19882), (3140, 9941)]