22211980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{158657}}^1$

素因数の和:158673

約数の個数: 24

約数和(自身を含む): 53309088

約数和(自身を除く): 31097108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 158657, 317314, 634628, 793285, 1110599, 1586570, 2221198, 3173140, 4442396, 5552995, 11105990, 22211980]

約数ペア:

[(1, 22211980), (2, 11105990), (4, 5552995), (5, 4442396), (7, 3173140), (10, 2221198), (14, 1586570), (20, 1110599), (28, 793285), (35, 634628), (70, 317314), (140, 158657)]