31246820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{142031}}^1$

素因数の和:142051

約数の個数: 24

約数和(自身を含む): 71584128

約数和(自身を除く): 40337308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 142031, 284062, 568124, 710155, 1420310, 1562341, 2840620, 3124682, 6249364, 7811705, 15623410, 31246820]

約数ペア:

[(1, 31246820), (2, 15623410), (4, 7811705), (5, 6249364), (10, 3124682), (11, 2840620), (20, 1562341), (22, 1420310), (44, 710155), (55, 568124), (110, 284062), (220, 142031)]