12700960

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 30252096

約数和(自身を除く): 17551136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 487, 652, 815, 974, 1304, 1630, 1948, 2435, 2608, 3260, 3896, 4870, 5216, 6520, 7792, 9740, 13040, 15584, 19480, 26080, 38960, 77920, 79381, 158762, 317524, 396905, 635048, 793810, 1270096, 1587620, 2540192, 3175240, 6350480, 12700960]

約数ペア:

[(1, 12700960), (2, 6350480), (4, 3175240), (5, 2540192), (8, 1587620), (10, 1270096), (16, 793810), (20, 635048), (32, 396905), (40, 317524), (80, 158762), (160, 79381), (163, 77920), (326, 38960), (487, 26080), (652, 19480), (815, 15584), (974, 13040), (1304, 9740), (1630, 7792), (1948, 6520), (2435, 5216), (2608, 4870), (3260, 3896)]