2945257420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{236377}}^1$

素因数の和:236482

約数の個数: 48

約数和(自身を含む): 7148070720

約数和(自身を除く): 4202813300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 236377, 472754, 945508, 1181885, 1654639, 2363770, 3309278, 4727540, 6618556, 8273195, 16546390, 21037553, 33092780, 42075106, 84150212, 105187765, 147262871, 210375530, 294525742, 420751060, 589051484, 736314355, 1472628710, 2945257420]

約数ペア:

[(1, 2945257420), (2, 1472628710), (4, 736314355), (5, 589051484), (7, 420751060), (10, 294525742), (14, 210375530), (20, 147262871), (28, 105187765), (35, 84150212), (70, 42075106), (89, 33092780), (140, 21037553), (178, 16546390), (356, 8273195), (445, 6618556), (623, 4727540), (890, 3309278), (1246, 2363770), (1780, 1654639), (2492, 1181885), (3115, 945508), (6230, 472754), (12460, 236377)]