90241240

素因数分解:

$2^3\times 5^1\times {\mathrm{2256031}}^1$

素因数の和:2256042

約数の個数: 16

約数和(自身を含む): 203042880

約数和(自身を除く): 112801640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2256031, 4512062, 9024124, 11280155, 18048248, 22560310, 45120620, 90241240]

約数ペア:

[(1, 90241240), (2, 45120620), (4, 22560310), (5, 18048248), (8, 11280155), (10, 9024124), (20, 4512062), (40, 2256031)]