28639870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5179}}^1$

素因数の和:5272

約数の個数: 32

約数和(自身を含む): 59673600

約数和(自身を除く): 31033730

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5179, 5530, 10358, 25895, 36253, 51790, 72506, 181265, 362530, 409141, 818282, 2045705, 2863987, 4091410, 5727974, 14319935, 28639870]

約数ペア:

[(1, 28639870), (2, 14319935), (5, 5727974), (7, 4091410), (10, 2863987), (14, 2045705), (35, 818282), (70, 409141), (79, 362530), (158, 181265), (395, 72506), (553, 51790), (790, 36253), (1106, 25895), (2765, 10358), (5179, 5530)]