26291240

素因数分解:

$2^3\times 5^1\times {\mathrm{657281}}^1$

素因数の和:657292

約数の個数: 16

約数和(自身を含む): 59155380

約数和(自身を除く): 32864140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 657281, 1314562, 2629124, 3286405, 5258248, 6572810, 13145620, 26291240]

約数ペア:

[(1, 26291240), (2, 13145620), (4, 6572810), (5, 5258248), (8, 3286405), (10, 2629124), (20, 1314562), (40, 657281)]