5640830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43391}}^1$

素因数の和:43411

約数の個数: 16

約数和(自身を含む): 10934784

約数和(自身を除く): 5293954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 43391, 86782, 216955, 433910, 564083, 1128166, 2820415, 5640830]

約数ペア:

[(1, 5640830), (2, 2820415), (5, 1128166), (10, 564083), (13, 433910), (26, 216955), (65, 86782), (130, 43391)]