1566761980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11191157}}^1$

素因数の和:11191173

約数の個数: 24

約数和(自身を含む): 3760229088

約数和(自身を除く): 2193467108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11191157, 22382314, 44764628, 55955785, 78338099, 111911570, 156676198, 223823140, 313352396, 391690495, 783380990, 1566761980]

約数ペア:

[(1, 1566761980), (2, 783380990), (4, 391690495), (5, 313352396), (7, 223823140), (10, 156676198), (14, 111911570), (20, 78338099), (28, 55955785), (35, 44764628), (70, 22382314), (140, 11191157)]