201795280

素因数分解:

$2^4\times 5^1\times {\mathrm{2522441}}^1$

素因数の和:2522454

約数の個数: 20

約数和(自身を含む): 469174212

約数和(自身を除く): 267378932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2522441, 5044882, 10089764, 12612205, 20179528, 25224410, 40359056, 50448820, 100897640, 201795280]

約数ペア:

[(1, 201795280), (2, 100897640), (4, 50448820), (5, 40359056), (8, 25224410), (10, 20179528), (16, 12612205), (20, 10089764), (40, 5044882), (80, 2522441)]