7159640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2521}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 16342560

約数和(自身を除く): 9182920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2521, 2840, 5042, 10084, 12605, 20168, 25210, 50420, 100840, 178991, 357982, 715964, 894955, 1431928, 1789910, 3579820, 7159640]

約数ペア:

[(1, 7159640), (2, 3579820), (4, 1789910), (5, 1431928), (8, 894955), (10, 715964), (20, 357982), (40, 178991), (71, 100840), (142, 50420), (284, 25210), (355, 20168), (568, 12605), (710, 10084), (1420, 5042), (2521, 2840)]