11525620

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1409}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 24280200

約数和(自身を除く): 12754580

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1409, 1636, 2045, 2818, 4090, 5636, 7045, 8180, 14090, 28180, 576281, 1152562, 2305124, 2881405, 5762810, 11525620]

約数ペア:

[(1, 11525620), (2, 5762810), (4, 2881405), (5, 2305124), (10, 1152562), (20, 576281), (409, 28180), (818, 14090), (1409, 8180), (1636, 7045), (2045, 5636), (2818, 4090)]