20808801620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{22137023}}^1$

素因数の和:22137079

約数の個数: 24

約数和(自身を含む): 44628240384

約数和(自身を除く): 23819438764

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 22137023, 44274046, 88548092, 110685115, 221370230, 442740460, 1040440081, 2080880162, 4161760324, 5202200405, 10404400810, 20808801620]

約数ペア:

[(1, 20808801620), (2, 10404400810), (4, 5202200405), (5, 4161760324), (10, 2080880162), (20, 1040440081), (47, 442740460), (94, 221370230), (188, 110685115), (235, 88548092), (470, 44274046), (940, 22137023)]