26421720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16937}}^1$

素因数の和:16964

約数の個数: 64

約数和(自身を含む): 85367520

約数和(自身を除く): 58945800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16937, 33874, 50811, 67748, 84685, 101622, 135496, 169370, 203244, 220181, 254055, 338740, 406488, 440362, 508110, 660543, 677480, 880724, 1016220, 1100905, 1321086, 1761448, 2032440, 2201810, 2642172, 3302715, 4403620, 5284344, 6605430, 8807240, 13210860, 26421720]

約数ペア:

[(1, 26421720), (2, 13210860), (3, 8807240), (4, 6605430), (5, 5284344), (6, 4403620), (8, 3302715), (10, 2642172), (12, 2201810), (13, 2032440), (15, 1761448), (20, 1321086), (24, 1100905), (26, 1016220), (30, 880724), (39, 677480), (40, 660543), (52, 508110), (60, 440362), (65, 406488), (78, 338740), (104, 254055), (120, 220181), (130, 203244), (156, 169370), (195, 135496), (260, 101622), (312, 84685), (390, 67748), (520, 50811), (780, 33874), (1560, 16937)]