1125040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{41}}^1$

素因数の和:75

約数の個数: 80

約数和(自身を含む): 3124800

約数和(自身を除く): 1999760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 328, 343, 392, 410, 490, 560, 574, 656, 686, 784, 820, 980, 1148, 1372, 1435, 1640, 1715, 1960, 2009, 2296, 2744, 2870, 3280, 3430, 3920, 4018, 4592, 5488, 5740, 6860, 8036, 10045, 11480, 13720, 14063, 16072, 20090, 22960, 27440, 28126, 32144, 40180, 56252, 70315, 80360, 112504, 140630, 160720, 225008, 281260, 562520, 1125040]

約数ペア:

[(1, 1125040), (2, 562520), (4, 281260), (5, 225008), (7, 160720), (8, 140630), (10, 112504), (14, 80360), (16, 70315), (20, 56252), (28, 40180), (35, 32144), (40, 28126), (41, 27440), (49, 22960), (56, 20090), (70, 16072), (80, 14063), (82, 13720), (98, 11480), (112, 10045), (140, 8036), (164, 6860), (196, 5740), (205, 5488), (245, 4592), (280, 4018), (287, 3920), (328, 3430), (343, 3280), (392, 2870), (410, 2744), (490, 2296), (560, 2009), (574, 1960), (656, 1715), (686, 1640), (784, 1435), (820, 1372), (980, 1148)]