415910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 864000

約数和(自身を除く): 448090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 199, 209, 398, 418, 995, 1045, 1990, 2090, 2189, 3781, 4378, 7562, 10945, 18905, 21890, 37810, 41591, 83182, 207955, 415910]

約数ペア:

[(1, 415910), (2, 207955), (5, 83182), (10, 41591), (11, 37810), (19, 21890), (22, 18905), (38, 10945), (55, 7562), (95, 4378), (110, 3781), (190, 2189), (199, 2090), (209, 1990), (398, 1045), (418, 995)]