54815920

素因数分解:

$2^4\times 5^1\times {\mathrm{685199}}^1$

素因数の和:685212

約数の個数: 20

約数和(自身を含む): 127447200

約数和(自身を除く): 72631280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 685199, 1370398, 2740796, 3425995, 5481592, 6851990, 10963184, 13703980, 27407960, 54815920]

約数ペア:

[(1, 54815920), (2, 27407960), (4, 13703980), (5, 10963184), (8, 6851990), (10, 5481592), (16, 3425995), (20, 2740796), (40, 1370398), (80, 685199)]