3948580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10391}}^1$

素因数の和:10419

約数の個数: 24

約数和(自身を含む): 8729280

約数和(自身を除く): 4780700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10391, 20782, 41564, 51955, 103910, 197429, 207820, 394858, 789716, 987145, 1974290, 3948580]

約数ペア:

[(1, 3948580), (2, 1974290), (4, 987145), (5, 789716), (10, 394858), (19, 207820), (20, 197429), (38, 103910), (76, 51955), (95, 41564), (190, 20782), (380, 10391)]