180830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:140

約数の個数: 24

約数和(自身を含む): 355752

約数和(自身を除く): 174922

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 169, 214, 338, 535, 845, 1070, 1391, 1690, 2782, 6955, 13910, 18083, 36166, 90415, 180830]

約数ペア:

[(1, 180830), (2, 90415), (5, 36166), (10, 18083), (13, 13910), (26, 6955), (65, 2782), (107, 1690), (130, 1391), (169, 1070), (214, 845), (338, 535)]