8573720

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2081}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 19487520

約数和(自身を除く): 10913800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2081, 4120, 4162, 8324, 10405, 16648, 20810, 41620, 83240, 214343, 428686, 857372, 1071715, 1714744, 2143430, 4286860, 8573720]

約数ペア:

[(1, 8573720), (2, 4286860), (4, 2143430), (5, 1714744), (8, 1071715), (10, 857372), (20, 428686), (40, 214343), (103, 83240), (206, 41620), (412, 20810), (515, 16648), (824, 10405), (1030, 8324), (2060, 4162), (2081, 4120)]