40504460

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10177}}^1$

素因数の和:10385

約数の個数: 24

約数和(自身を含む): 85495200

約数和(自身を除く): 44990740

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 10177, 20354, 40708, 50885, 101770, 203540, 2025223, 4050446, 8100892, 10126115, 20252230, 40504460]

約数ペア:

[(1, 40504460), (2, 20252230), (4, 10126115), (5, 8100892), (10, 4050446), (20, 2025223), (199, 203540), (398, 101770), (796, 50885), (995, 40708), (1990, 20354), (3980, 10177)]