26868220

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3191}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 56575008

約数和(自身を除く): 29706788

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 3191, 4210, 6382, 8420, 12764, 15955, 31910, 63820, 1343411, 2686822, 5373644, 6717055, 13434110, 26868220]

約数ペア:

[(1, 26868220), (2, 13434110), (4, 6717055), (5, 5373644), (10, 2686822), (20, 1343411), (421, 63820), (842, 31910), (1684, 15955), (2105, 12764), (3191, 8420), (4210, 6382)]