4318220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3041}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 9199008

約数和(自身を除く): 4880788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 3041, 6082, 12164, 15205, 30410, 60820, 215911, 431822, 863644, 1079555, 2159110, 4318220]

約数ペア:

[(1, 4318220), (2, 2159110), (4, 1079555), (5, 863644), (10, 431822), (20, 215911), (71, 60820), (142, 30410), (284, 15205), (355, 12164), (710, 6082), (1420, 3041)]