20154610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{577}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 41616000

約数和(自身を除く): 21461390

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 499, 577, 998, 1154, 2495, 2885, 3493, 4039, 4990, 5770, 6986, 8078, 17465, 20195, 34930, 40390, 287923, 575846, 1439615, 2015461, 2879230, 4030922, 10077305, 20154610]

約数ペア:

[(1, 20154610), (2, 10077305), (5, 4030922), (7, 2879230), (10, 2015461), (14, 1439615), (35, 575846), (70, 287923), (499, 40390), (577, 34930), (998, 20195), (1154, 17465), (2495, 8078), (2885, 6986), (3493, 5770), (4039, 4990)]