2668760

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 6060960

約数和(自身を除く): 3392200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 487, 548, 685, 974, 1096, 1370, 1948, 2435, 2740, 3896, 4870, 5480, 9740, 19480, 66719, 133438, 266876, 333595, 533752, 667190, 1334380, 2668760]

約数ペア:

[(1, 2668760), (2, 1334380), (4, 667190), (5, 533752), (8, 333595), (10, 266876), (20, 133438), (40, 66719), (137, 19480), (274, 9740), (487, 5480), (548, 4870), (685, 3896), (974, 2740), (1096, 2435), (1370, 1948)]