259995260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1857109}}^1$

素因数の和:1857125

約数の個数: 24

約数和(自身を含む): 623988960

約数和(自身を除く): 363993700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1857109, 3714218, 7428436, 9285545, 12999763, 18571090, 25999526, 37142180, 51999052, 64998815, 129997630, 259995260]

約数ペア:

[(1, 259995260), (2, 129997630), (4, 64998815), (5, 51999052), (7, 37142180), (10, 25999526), (14, 18571090), (20, 12999763), (28, 9285545), (35, 7428436), (70, 3714218), (140, 1857109)]