20522510

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23059}}^1$

素因数の和:23155

約数の個数: 16

約数和(自身を含む): 37357200

約数和(自身を除く): 16834690

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 23059, 46118, 115295, 230590, 2052251, 4104502, 10261255, 20522510]

約数ペア:

[(1, 20522510), (2, 10261255), (5, 4104502), (10, 2052251), (89, 230590), (178, 115295), (445, 46118), (890, 23059)]