90858620

素因数分解:

$2^2\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{2239}}^1$

素因数の和:4277

約数の個数: 24

約数和(自身を含む): 190982400

約数和(自身を除く): 100123780

約数列:

[1, 2, 4, 5, 10, 20, 2029, 2239, 4058, 4478, 8116, 8956, 10145, 11195, 20290, 22390, 40580, 44780, 4542931, 9085862, 18171724, 22714655, 45429310, 90858620]

約数ペア:

[(1, 90858620), (2, 45429310), (4, 22714655), (5, 18171724), (10, 9085862), (20, 4542931), (2029, 44780), (2239, 40580), (4058, 22390), (4478, 20290), (8116, 11195), (8956, 10145)]