28121630

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{35597}}^1$

素因数の和:35683

約数の個数: 16

約数和(自身を含む): 51261120

約数和(自身を除く): 23139490

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 35597, 71194, 177985, 355970, 2812163, 5624326, 14060815, 28121630]

約数ペア:

[(1, 28121630), (2, 14060815), (5, 5624326), (10, 2812163), (79, 355970), (158, 177985), (395, 71194), (790, 35597)]