282720520

素因数分解:

$2^3\times 5^1\times {\mathrm{7068013}}^1$

素因数の和:7068024

約数の個数: 16

約数和(自身を含む): 636121260

約数和(自身を除く): 353400740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7068013, 14136026, 28272052, 35340065, 56544104, 70680130, 141360260, 282720520]

約数ペア:

[(1, 282720520), (2, 141360260), (4, 70680130), (5, 56544104), (8, 35340065), (10, 28272052), (20, 14136026), (40, 7068013)]