206890390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{5923}}^1$

素因数の和:6436

約数の個数: 32

約数和(自身を含む): 426528000

約数和(自身を除く): 219637610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 499, 998, 2495, 3493, 4990, 5923, 6986, 11846, 17465, 29615, 34930, 41461, 59230, 82922, 207305, 414610, 2955577, 5911154, 14777885, 20689039, 29555770, 41378078, 103445195, 206890390]

約数ペア:

[(1, 206890390), (2, 103445195), (5, 41378078), (7, 29555770), (10, 20689039), (14, 14777885), (35, 5911154), (70, 2955577), (499, 414610), (998, 207305), (2495, 82922), (3493, 59230), (4990, 41461), (5923, 34930), (6986, 29615), (11846, 17465)]