9340660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 22627584

約数和(自身を除く): 13286924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 487, 548, 685, 959, 974, 1370, 1918, 1948, 2435, 2740, 3409, 3836, 4795, 4870, 6818, 9590, 9740, 13636, 17045, 19180, 34090, 66719, 68180, 133438, 266876, 333595, 467033, 667190, 934066, 1334380, 1868132, 2335165, 4670330, 9340660]

約数ペア:

[(1, 9340660), (2, 4670330), (4, 2335165), (5, 1868132), (7, 1334380), (10, 934066), (14, 667190), (20, 467033), (28, 333595), (35, 266876), (70, 133438), (137, 68180), (140, 66719), (274, 34090), (487, 19180), (548, 17045), (685, 13636), (959, 9740), (974, 9590), (1370, 6818), (1918, 4870), (1948, 4795), (2435, 3836), (2740, 3409)]