20040620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58943}}^1$

素因数の和:58969

約数の個数: 24

約数和(自身を含む): 44561664

約数和(自身を除く): 24521044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58943, 117886, 235772, 294715, 589430, 1002031, 1178860, 2004062, 4008124, 5010155, 10020310, 20040620]

約数ペア:

[(1, 20040620), (2, 10020310), (4, 5010155), (5, 4008124), (10, 2004062), (17, 1178860), (20, 1002031), (34, 589430), (68, 294715), (85, 235772), (170, 117886), (340, 58943)]