26420820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{440347}}^1$

素因数の和:440359

約数の個数: 24

約数和(自身を含む): 73978464

約数和(自身を除く): 47557644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 440347, 880694, 1321041, 1761388, 2201735, 2642082, 4403470, 5284164, 6605205, 8806940, 13210410, 26420820]

約数ペア:

[(1, 26420820), (2, 13210410), (3, 8806940), (4, 6605205), (5, 5284164), (6, 4403470), (10, 2642082), (12, 2201735), (15, 1761388), (20, 1321041), (30, 880694), (60, 440347)]