11556740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44449}}^1$

素因数の和:44471

約数の個数: 24

約数和(自身を含む): 26136600

約数和(自身を除く): 14579860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 44449, 88898, 177796, 222245, 444490, 577837, 888980, 1155674, 2311348, 2889185, 5778370, 11556740]

約数ペア:

[(1, 11556740), (2, 5778370), (4, 2889185), (5, 2311348), (10, 1155674), (13, 888980), (20, 577837), (26, 444490), (52, 222245), (65, 177796), (130, 88898), (260, 44449)]