25168940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17239}}^1$

素因数の和:17321

約数の個数: 24

約数和(自身を含む): 53581920

約数和(自身を除く): 28412980

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 17239, 34478, 68956, 86195, 172390, 344780, 1258447, 2516894, 5033788, 6292235, 12584470, 25168940]

約数ペア:

[(1, 25168940), (2, 12584470), (4, 6292235), (5, 5033788), (10, 2516894), (20, 1258447), (73, 344780), (146, 172390), (292, 86195), (365, 68956), (730, 34478), (1460, 17239)]