4045120

素因数分解:

$2^6\times 5^1\times {\mathrm{12641}}^1$

素因数の和:12658

約数の個数: 28

約数和(自身を含む): 9633204

約数和(自身を除く): 5588084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12641, 25282, 50564, 63205, 101128, 126410, 202256, 252820, 404512, 505640, 809024, 1011280, 2022560, 4045120]

約数ペア:

[(1, 4045120), (2, 2022560), (4, 1011280), (5, 809024), (8, 505640), (10, 404512), (16, 252820), (20, 202256), (32, 126410), (40, 101128), (64, 63205), (80, 50564), (160, 25282), (320, 12641)]