112455920

素因数分解:

$2^4\times 5^1\times {\mathrm{1405699}}^1$

素因数の和:1405712

約数の個数: 20

約数和(自身を含む): 261460200

約数和(自身を除く): 149004280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1405699, 2811398, 5622796, 7028495, 11245592, 14056990, 22491184, 28113980, 56227960, 112455920]

約数ペア:

[(1, 112455920), (2, 56227960), (4, 28113980), (5, 22491184), (8, 14056990), (10, 11245592), (16, 7028495), (20, 5622796), (40, 2811398), (80, 1405699)]