199044640

素因数分解:

$2^5\times 5^1\times {\mathrm{1244029}}^1$

素因数の和:1244044

約数の個数: 24

約数和(自身を含む): 470243340

約数和(自身を除く): 271198700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1244029, 2488058, 4976116, 6220145, 9952232, 12440290, 19904464, 24880580, 39808928, 49761160, 99522320, 199044640]

約数ペア:

[(1, 199044640), (2, 99522320), (4, 49761160), (5, 39808928), (8, 24880580), (10, 19904464), (16, 12440290), (20, 9952232), (32, 6220145), (40, 4976116), (80, 2488058), (160, 1244029)]