25200980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{180007}}^1$

素因数の和:180023

約数の個数: 24

約数和(自身を含む): 60482688

約数和(自身を除く): 35281708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 180007, 360014, 720028, 900035, 1260049, 1800070, 2520098, 3600140, 5040196, 6300245, 12600490, 25200980]

約数ペア:

[(1, 25200980), (2, 12600490), (4, 6300245), (5, 5040196), (7, 3600140), (10, 2520098), (14, 1800070), (20, 1260049), (28, 900035), (35, 720028), (70, 360014), (140, 180007)]