11207540

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1123}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 23604000

約数和(自身を除く): 12396460

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1123, 1996, 2246, 2495, 4492, 4990, 5615, 9980, 11230, 22460, 560377, 1120754, 2241508, 2801885, 5603770, 11207540]

約数ペア:

[(1, 11207540), (2, 5603770), (4, 2801885), (5, 2241508), (10, 1120754), (20, 560377), (499, 22460), (998, 11230), (1123, 9980), (1996, 5615), (2246, 4990), (2495, 4492)]