2220022445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1\times {\mathrm{19759}}^1$

素因数の和:20764

約数の個数: 16

約数和(自身を含む): 2782840320

約数和(自身を除く): 562817875

約数列:

[1, 5, 23, 115, 977, 4885, 19759, 22471, 98795, 112355, 454457, 2272285, 19304543, 96522715, 444004489, 2220022445]

約数ペア:

[(1, 2220022445), (5, 444004489), (23, 96522715), (115, 19304543), (977, 2272285), (4885, 454457), (19759, 112355), (22471, 98795)]