30720078

素因数分解:

$2^1\times 3^2\times {\mathrm{743}}^1\times {\mathrm{2297}}^1$

素因数の和:3048

約数の個数: 24

約数和(自身を含む): 66678768

約数和(自身を除く): 35958690

約数列:

[1, 2, 3, 6, 9, 18, 743, 1486, 2229, 2297, 4458, 4594, 6687, 6891, 13374, 13782, 20673, 41346, 1706671, 3413342, 5120013, 10240026, 15360039, 30720078]

約数ペア:

[(1, 30720078), (2, 15360039), (3, 10240026), (6, 5120013), (9, 3413342), (18, 1706671), (743, 41346), (1486, 20673), (2229, 13782), (2297, 13374), (4458, 6891), (4594, 6687)]