26420980

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5023}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 55706112

約数和(自身を除く): 29285132

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5023, 5260, 10046, 20092, 25115, 50230, 100460, 1321049, 2642098, 5284196, 6605245, 13210490, 26420980]

約数ペア:

[(1, 26420980), (2, 13210490), (4, 6605245), (5, 5284196), (10, 2642098), (20, 1321049), (263, 100460), (526, 50230), (1052, 25115), (1315, 20092), (2630, 10046), (5023, 5260)]