258951620

素因数分解:

$2^2\times 5^1\times {\mathrm{2707}}^1\times {\mathrm{4783}}^1$

素因数の和:7499

約数の個数: 24

約数和(自身を含む): 544113024

約数和(自身を除く): 285161404

約数列:

[1, 2, 4, 5, 10, 20, 2707, 4783, 5414, 9566, 10828, 13535, 19132, 23915, 27070, 47830, 54140, 95660, 12947581, 25895162, 51790324, 64737905, 129475810, 258951620]

約数ペア:

[(1, 258951620), (2, 129475810), (4, 64737905), (5, 51790324), (10, 25895162), (20, 12947581), (2707, 95660), (4783, 54140), (5414, 47830), (9566, 27070), (10828, 23915), (13535, 19132)]