2671640

素因数分解:

$2^3\times 5^1\times {\mathrm{66791}}^1$

素因数の和:66802

約数の個数: 16

約数和(自身を含む): 6011280

約数和(自身を除く): 3339640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 66791, 133582, 267164, 333955, 534328, 667910, 1335820, 2671640]

約数ペア:

[(1, 2671640), (2, 1335820), (4, 667910), (5, 534328), (8, 333955), (10, 267164), (20, 133582), (40, 66791)]