28722810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1489}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 69088320

約数和(自身を除く): 40365510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1286, 1489, 1929, 2978, 3215, 3858, 4467, 6430, 7445, 8934, 9645, 14890, 19290, 22335, 44670, 957427, 1914854, 2872281, 4787135, 5744562, 9574270, 14361405, 28722810]

約数ペア:

[(1, 28722810), (2, 14361405), (3, 9574270), (5, 5744562), (6, 4787135), (10, 2872281), (15, 1914854), (30, 957427), (643, 44670), (1286, 22335), (1489, 19290), (1929, 14890), (2978, 9645), (3215, 8934), (3858, 7445), (4467, 6430)]