20552820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342547}}^1$

素因数の和:342559

約数の個数: 24

約数和(自身を含む): 57548064

約数和(自身を除く): 36995244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342547, 685094, 1027641, 1370188, 1712735, 2055282, 3425470, 4110564, 5138205, 6850940, 10276410, 20552820]

約数ペア:

[(1, 20552820), (2, 10276410), (3, 6850940), (4, 5138205), (5, 4110564), (6, 3425470), (10, 2055282), (12, 1712735), (15, 1370188), (20, 1027641), (30, 685094), (60, 342547)]