67409740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{82207}}^1$

素因数の和:82257

約数の個数: 24

約数和(自身を含む): 145014912

約数和(自身を除く): 77605172

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 82207, 164414, 328828, 411035, 822070, 1644140, 3370487, 6740974, 13481948, 16852435, 33704870, 67409740]

約数ペア:

[(1, 67409740), (2, 33704870), (4, 16852435), (5, 13481948), (10, 6740974), (20, 3370487), (41, 1644140), (82, 822070), (164, 411035), (205, 328828), (410, 164414), (820, 82207)]