6400580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4051}}^1$

素因数の和:4139

約数の個数: 24

約数和(自身を含む): 13614720

約数和(自身を除く): 7214140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 4051, 8102, 16204, 20255, 40510, 81020, 320029, 640058, 1280116, 1600145, 3200290, 6400580]

約数ペア:

[(1, 6400580), (2, 3200290), (4, 1600145), (5, 1280116), (10, 640058), (20, 320029), (79, 81020), (158, 40510), (316, 20255), (395, 16204), (790, 8102), (1580, 4051)]