1963720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4463}}^1$

素因数の和:4485

約数の個数: 32

約数和(自身を含む): 4821120

約数和(自身を除く): 2857400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4463, 8926, 17852, 22315, 35704, 44630, 49093, 89260, 98186, 178520, 196372, 245465, 392744, 490930, 981860, 1963720]

約数ペア:

[(1, 1963720), (2, 981860), (4, 490930), (5, 392744), (8, 245465), (10, 196372), (11, 178520), (20, 98186), (22, 89260), (40, 49093), (44, 44630), (55, 35704), (88, 22315), (110, 17852), (220, 8926), (440, 4463)]