208037920

素因数分解:

$2^5\times 5^1\times {\mathrm{1300237}}^1$

素因数の和:1300252

約数の個数: 24

約数和(自身を含む): 491489964

約数和(自身を除く): 283452044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300237, 2600474, 5200948, 6501185, 10401896, 13002370, 20803792, 26004740, 41607584, 52009480, 104018960, 208037920]

約数ペア:

[(1, 208037920), (2, 104018960), (4, 52009480), (5, 41607584), (8, 26004740), (10, 20803792), (16, 13002370), (20, 10401896), (32, 6501185), (40, 5200948), (80, 2600474), (160, 1300237)]