61223020

素因数分解:

$2^2\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{2081}}^1$

素因数の和:3561

約数の個数: 24

約数和(自身を含む): 128717568

約数和(自身を除く): 67494548

約数列:

[1, 2, 4, 5, 10, 20, 1471, 2081, 2942, 4162, 5884, 7355, 8324, 10405, 14710, 20810, 29420, 41620, 3061151, 6122302, 12244604, 15305755, 30611510, 61223020]

約数ペア:

[(1, 61223020), (2, 30611510), (4, 15305755), (5, 12244604), (10, 6122302), (20, 3061151), (1471, 41620), (2081, 29420), (2942, 20810), (4162, 14710), (5884, 10405), (7355, 8324)]