40026820

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{2543}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 84196224

約数和(自身を除く): 44169404

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 2543, 3148, 3935, 5086, 7870, 10172, 12715, 15740, 25430, 50860, 2001341, 4002682, 8005364, 10006705, 20013410, 40026820]

約数ペア:

[(1, 40026820), (2, 20013410), (4, 10006705), (5, 8005364), (10, 4002682), (20, 2001341), (787, 50860), (1574, 25430), (2543, 15740), (3148, 12715), (3935, 10172), (5086, 7870)]