100690220

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{11681}}^1$

素因数の和:12121

約数の個数: 24

約数和(自身を含む): 211958208

約数和(自身を除く): 111267988

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 11681, 23362, 46724, 58405, 116810, 233620, 5034511, 10069022, 20138044, 25172555, 50345110, 100690220]

約数ペア:

[(1, 100690220), (2, 50345110), (4, 25172555), (5, 20138044), (10, 10069022), (20, 5034511), (431, 233620), (862, 116810), (1724, 58405), (2155, 46724), (4310, 23362), (8620, 11681)]