20281340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59651}}^1$

素因数の和:59677

約数の個数: 24

約数和(自身を含む): 45096912

約数和(自身を除く): 24815572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59651, 119302, 238604, 298255, 596510, 1014067, 1193020, 2028134, 4056268, 5070335, 10140670, 20281340]

約数ペア:

[(1, 20281340), (2, 10140670), (4, 5070335), (5, 4056268), (10, 2028134), (17, 1193020), (20, 1014067), (34, 596510), (68, 298255), (85, 238604), (170, 119302), (340, 59651)]