54218680

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2663}}^1$

素因数の和:3183

約数の個数: 32

約数和(自身を含む): 122277600

約数和(自身を除く): 68058920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 2663, 4072, 5090, 5326, 10180, 10652, 13315, 20360, 21304, 26630, 53260, 106520, 1355467, 2710934, 5421868, 6777335, 10843736, 13554670, 27109340, 54218680]

約数ペア:

[(1, 54218680), (2, 27109340), (4, 13554670), (5, 10843736), (8, 6777335), (10, 5421868), (20, 2710934), (40, 1355467), (509, 106520), (1018, 53260), (2036, 26630), (2545, 21304), (2663, 20360), (4072, 13315), (5090, 10652), (5326, 10180)]