843552020

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{34487}}^1$

素因数の和:35719

約数の個数: 24

約数和(自身を含む): 1772959104

約数和(自身を除く): 929407084

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 4892, 6115, 12230, 24460, 34487, 68974, 137948, 172435, 344870, 689740, 42177601, 84355202, 168710404, 210888005, 421776010, 843552020]

約数ペア:

[(1, 843552020), (2, 421776010), (4, 210888005), (5, 168710404), (10, 84355202), (20, 42177601), (1223, 689740), (2446, 344870), (4892, 172435), (6115, 137948), (12230, 68974), (24460, 34487)]