28430360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101537}}^1$

素因数の和:101555

約数の個数: 32

約数和(自身を含む): 73107360

約数和(自身を除く): 44677000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101537, 203074, 406148, 507685, 710759, 812296, 1015370, 1421518, 2030740, 2843036, 3553795, 4061480, 5686072, 7107590, 14215180, 28430360]

約数ペア:

[(1, 28430360), (2, 14215180), (4, 7107590), (5, 5686072), (7, 4061480), (8, 3553795), (10, 2843036), (14, 2030740), (20, 1421518), (28, 1015370), (35, 812296), (40, 710759), (56, 507685), (70, 406148), (140, 203074), (280, 101537)]