202220560

素因数分解:

$2^4\times 5^1\times {\mathrm{2527757}}^1$

素因数の和:2527770

約数の個数: 20

約数和(自身を含む): 470162988

約数和(自身を除く): 267942428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2527757, 5055514, 10111028, 12638785, 20222056, 25277570, 40444112, 50555140, 101110280, 202220560]

約数ペア:

[(1, 202220560), (2, 101110280), (4, 50555140), (5, 40444112), (8, 25277570), (10, 20222056), (16, 12638785), (20, 10111028), (40, 5055514), (80, 2527757)]