201726620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{142061}}^1$

素因数の和:142141

約数の個数: 24

約数和(自身を含む): 429595488

約数和(自身を除く): 227868868

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 142061, 284122, 568244, 710305, 1420610, 2841220, 10086331, 20172662, 40345324, 50431655, 100863310, 201726620]

約数ペア:

[(1, 201726620), (2, 100863310), (4, 50431655), (5, 40345324), (10, 20172662), (20, 10086331), (71, 2841220), (142, 1420610), (284, 710305), (355, 568244), (710, 284122), (1420, 142061)]