143726920

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{8111}}^1$

素因数の和:8565

約数の個数: 32

約数和(自身を含む): 324155520

約数和(自身を除く): 180428600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 8111, 8860, 16222, 17720, 32444, 40555, 64888, 81110, 162220, 324440, 3593173, 7186346, 14372692, 17965865, 28745384, 35931730, 71863460, 143726920]

約数ペア:

[(1, 143726920), (2, 71863460), (4, 35931730), (5, 28745384), (8, 17965865), (10, 14372692), (20, 7186346), (40, 3593173), (443, 324440), (886, 162220), (1772, 81110), (2215, 64888), (3544, 40555), (4430, 32444), (8111, 17720), (8860, 16222)]