22258960

素因数分解:

$2^4\times 5^1\times {\mathrm{278237}}^1$

素因数の和:278250

約数の個数: 20

約数和(自身を含む): 51752268

約数和(自身を除く): 29493308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278237, 556474, 1112948, 1391185, 2225896, 2782370, 4451792, 5564740, 11129480, 22258960]

約数ペア:

[(1, 22258960), (2, 11129480), (4, 5564740), (5, 4451792), (8, 2782370), (10, 2225896), (16, 1391185), (20, 1112948), (40, 556474), (80, 278237)]