2815348540

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{521}}^1\times {\mathrm{997}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 5951401344

約数和(自身を除く): 3136052804

約数列:

[1, 2, 4, 5, 10, 20, 271, 521, 542, 997, 1042, 1084, 1355, 1994, 2084, 2605, 2710, 3988, 4985, 5210, 5420, 9970, 10420, 19940, 141191, 270187, 282382, 519437, 540374, 564764, 705955, 1038874, 1080748, 1350935, 1411910, 2077748, 2597185, 2701870, 2823820, 5194370, 5403740, 10388740, 140767427, 281534854, 563069708, 703837135, 1407674270, 2815348540]

約数ペア:

[(1, 2815348540), (2, 1407674270), (4, 703837135), (5, 563069708), (10, 281534854), (20, 140767427), (271, 10388740), (521, 5403740), (542, 5194370), (997, 2823820), (1042, 2701870), (1084, 2597185), (1355, 2077748), (1994, 1411910), (2084, 1350935), (2605, 1080748), (2710, 1038874), (3988, 705955), (4985, 564764), (5210, 540374), (5420, 519437), (9970, 282382), (10420, 270187), (19940, 141191)]