30940040

素因数分解:

$2^3\times 5^1\times {\mathrm{773501}}^1$

素因数の和:773512

約数の個数: 16

約数和(自身を含む): 69615180

約数和(自身を除く): 38675140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773501, 1547002, 3094004, 3867505, 6188008, 7735010, 15470020, 30940040]

約数ペア:

[(1, 30940040), (2, 15470020), (4, 7735010), (5, 6188008), (8, 3867505), (10, 3094004), (20, 1547002), (40, 773501)]