80893420

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{4591}}^1$

素因数の和:5481

約数の個数: 24

約数和(自身を含む): 170106048

約数和(自身を除く): 89212628

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 3524, 4405, 4591, 8810, 9182, 17620, 18364, 22955, 45910, 91820, 4044671, 8089342, 16178684, 20223355, 40446710, 80893420]

約数ペア:

[(1, 80893420), (2, 40446710), (4, 20223355), (5, 16178684), (10, 8089342), (20, 4044671), (881, 91820), (1762, 45910), (3524, 22955), (4405, 18364), (4591, 17620), (8810, 9182)]