17204620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10889}}^1$

素因数の和:10977

約数の個数: 24

約数和(自身を含む): 36590400

約数和(自身を除く): 19385780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 10889, 21778, 43556, 54445, 108890, 217780, 860231, 1720462, 3440924, 4301155, 8602310, 17204620]

約数ペア:

[(1, 17204620), (2, 8602310), (4, 4301155), (5, 3440924), (10, 1720462), (20, 860231), (79, 217780), (158, 108890), (316, 54445), (395, 43556), (790, 21778), (1580, 10889)]