55388680

素因数分解:

$2^3\times 5^1\times {\mathrm{1384717}}^1$

素因数の和:1384728

約数の個数: 16

約数和(自身を含む): 124624620

約数和(自身を除く): 69235940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1384717, 2769434, 5538868, 6923585, 11077736, 13847170, 27694340, 55388680]

約数ペア:

[(1, 55388680), (2, 27694340), (4, 13847170), (5, 11077736), (8, 6923585), (10, 5538868), (20, 2769434), (40, 1384717)]