38221880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9851}}^1$

素因数の和:9959

約数の個数: 32

約数和(自身を含む): 86894640

約数和(自身を除く): 48672760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 9851, 19702, 39404, 49255, 78808, 98510, 197020, 394040, 955547, 1911094, 3822188, 4777735, 7644376, 9555470, 19110940, 38221880]

約数ペア:

[(1, 38221880), (2, 19110940), (4, 9555470), (5, 7644376), (8, 4777735), (10, 3822188), (20, 1911094), (40, 955547), (97, 394040), (194, 197020), (388, 98510), (485, 78808), (776, 49255), (970, 39404), (1940, 19702), (3880, 9851)]