206930680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{470297}}^1$

素因数の和:470319

約数の個数: 32

約数和(自身を含む): 507921840

約数和(自身を除く): 300991160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 470297, 940594, 1881188, 2351485, 3762376, 4702970, 5173267, 9405940, 10346534, 18811880, 20693068, 25866335, 41386136, 51732670, 103465340, 206930680]

約数ペア:

[(1, 206930680), (2, 103465340), (4, 51732670), (5, 41386136), (8, 25866335), (10, 20693068), (11, 18811880), (20, 10346534), (22, 9405940), (40, 5173267), (44, 4702970), (55, 3762376), (88, 2351485), (110, 1881188), (220, 940594), (440, 470297)]