102852020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{72431}}^1$

素因数の和:72511

約数の個数: 24

約数和(自身を含む): 219034368

約数和(自身を除く): 116182348

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 72431, 144862, 289724, 362155, 724310, 1448620, 5142601, 10285202, 20570404, 25713005, 51426010, 102852020]

約数ペア:

[(1, 102852020), (2, 51426010), (4, 25713005), (5, 20570404), (10, 10285202), (20, 5142601), (71, 1448620), (142, 724310), (284, 362155), (355, 289724), (710, 144862), (1420, 72431)]