38383480

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4871}}^1$

素因数の和:5079

約数の個数: 32

約数和(自身を含む): 86819040

約数和(自身を除く): 48435560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 4871, 7880, 9742, 19484, 24355, 38968, 48710, 97420, 194840, 959587, 1919174, 3838348, 4797935, 7676696, 9595870, 19191740, 38383480]

約数ペア:

[(1, 38383480), (2, 19191740), (4, 9595870), (5, 7676696), (8, 4797935), (10, 3838348), (20, 1919174), (40, 959587), (197, 194840), (394, 97420), (788, 48710), (985, 38968), (1576, 24355), (1970, 19484), (3940, 9742), (4871, 7880)]