28925060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18307}}^1$

素因数の和:18395

約数の個数: 24

約数和(自身を含む): 61514880

約数和(自身を除く): 32589820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 18307, 36614, 73228, 91535, 183070, 366140, 1446253, 2892506, 5785012, 7231265, 14462530, 28925060]

約数ペア:

[(1, 28925060), (2, 14462530), (4, 7231265), (5, 5785012), (10, 2892506), (20, 1446253), (79, 366140), (158, 183070), (316, 91535), (395, 73228), (790, 36614), (1580, 18307)]