55492240

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1999}}^1$

素因数の和:2359

約数の個数: 40

約数和(自身を含む): 129456000

約数和(自身を除く): 73963760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 694, 1388, 1735, 1999, 2776, 3470, 3998, 5552, 6940, 7996, 9995, 13880, 15992, 19990, 27760, 31984, 39980, 79960, 159920, 693653, 1387306, 2774612, 3468265, 5549224, 6936530, 11098448, 13873060, 27746120, 55492240]

約数ペア:

[(1, 55492240), (2, 27746120), (4, 13873060), (5, 11098448), (8, 6936530), (10, 5549224), (16, 3468265), (20, 2774612), (40, 1387306), (80, 693653), (347, 159920), (694, 79960), (1388, 39980), (1735, 31984), (1999, 27760), (2776, 19990), (3470, 15992), (3998, 13880), (5552, 9995), (6940, 7996)]