20098630

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1087}}^1$

素因数の和:1180

約数の個数: 24

約数和(自身を含む): 37072512

約数和(自身を除く): 16973882

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1087, 1849, 2174, 3698, 5435, 9245, 10870, 18490, 46741, 93482, 233705, 467410, 2009863, 4019726, 10049315, 20098630]

約数ペア:

[(1, 20098630), (2, 10049315), (5, 4019726), (10, 2009863), (43, 467410), (86, 233705), (215, 93482), (430, 46741), (1087, 18490), (1849, 10870), (2174, 9245), (3698, 5435)]