89191640

素因数分解:

$2^3\times 5^1\times {\mathrm{2229791}}^1$

素因数の和:2229802

約数の個数: 16

約数和(自身を含む): 200681280

約数和(自身を除く): 111489640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2229791, 4459582, 8919164, 11148955, 17838328, 22297910, 44595820, 89191640]

約数ペア:

[(1, 89191640), (2, 44595820), (4, 22297910), (5, 17838328), (8, 11148955), (10, 8919164), (20, 4459582), (40, 2229791)]