22198820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{158563}}^1$

素因数の和:158579

約数の個数: 24

約数和(自身を含む): 53277504

約数和(自身を除く): 31078684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 158563, 317126, 634252, 792815, 1109941, 1585630, 2219882, 3171260, 4439764, 5549705, 11099410, 22198820]

約数ペア:

[(1, 22198820), (2, 11099410), (4, 5549705), (5, 4439764), (7, 3171260), (10, 2219882), (14, 1585630), (20, 1109941), (28, 792815), (35, 634252), (70, 317126), (140, 158563)]