91239080

素因数分解:

$2^3\times 5^1\times {\mathrm{2280977}}^1$

素因数の和:2280988

約数の個数: 16

約数和(自身を含む): 205288020

約数和(自身を除く): 114048940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2280977, 4561954, 9123908, 11404885, 18247816, 22809770, 45619540, 91239080]

約数ペア:

[(1, 91239080), (2, 45619540), (4, 22809770), (5, 18247816), (8, 11404885), (10, 9123908), (20, 4561954), (40, 2280977)]