27838120

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1571}}^1$

素因数の和:2025

約数の個数: 32

約数和(自身を含む): 62817120

約数和(自身を除く): 34979000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1571, 1772, 2215, 3142, 3544, 4430, 6284, 7855, 8860, 12568, 15710, 17720, 31420, 62840, 695953, 1391906, 2783812, 3479765, 5567624, 6959530, 13919060, 27838120]

約数ペア:

[(1, 27838120), (2, 13919060), (4, 6959530), (5, 5567624), (8, 3479765), (10, 2783812), (20, 1391906), (40, 695953), (443, 62840), (886, 31420), (1571, 17720), (1772, 15710), (2215, 12568), (3142, 8860), (3544, 7855), (4430, 6284)]