8437940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{60271}}^1$

素因数の和:60287

約数の個数: 24

約数和(自身を含む): 20251392

約数和(自身を除く): 11813452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 60271, 120542, 241084, 301355, 421897, 602710, 843794, 1205420, 1687588, 2109485, 4218970, 8437940]

約数ペア:

[(1, 8437940), (2, 4218970), (4, 2109485), (5, 1687588), (7, 1205420), (10, 843794), (14, 602710), (20, 421897), (28, 301355), (35, 241084), (70, 120542), (140, 60271)]