11385740

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{997}}^1$

素因数の和:1577

約数の個数: 24

約数和(自身を含む): 23975952

約数和(自身を除く): 12590212

約数列:

[1, 2, 4, 5, 10, 20, 571, 997, 1142, 1994, 2284, 2855, 3988, 4985, 5710, 9970, 11420, 19940, 569287, 1138574, 2277148, 2846435, 5692870, 11385740]

約数ペア:

[(1, 11385740), (2, 5692870), (4, 2846435), (5, 2277148), (10, 1138574), (20, 569287), (571, 19940), (997, 11420), (1142, 9970), (1994, 5710), (2284, 4985), (2855, 3988)]