22068220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15541}}^1$

素因数の和:15621

約数の個数: 24

約数和(自身を含む): 46999008

約数和(自身を除く): 24930788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15541, 31082, 62164, 77705, 155410, 310820, 1103411, 2206822, 4413644, 5517055, 11034110, 22068220]

約数ペア:

[(1, 22068220), (2, 11034110), (4, 5517055), (5, 4413644), (10, 2206822), (20, 1103411), (71, 310820), (142, 155410), (284, 77705), (355, 62164), (710, 31082), (1420, 15541)]