44002000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{449}}^1$

素因数の和:486

約数の個数: 120

約数和(自身を含む): 124043400

約数和(自身を除く): 80041400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 449, 490, 500, 560, 700, 784, 875, 898, 980, 1000, 1225, 1400, 1750, 1796, 1960, 2000, 2245, 2450, 2800, 3143, 3500, 3592, 3920, 4490, 4900, 6125, 6286, 7000, 7184, 8980, 9800, 11225, 12250, 12572, 14000, 15715, 17960, 19600, 22001, 22450, 24500, 25144, 31430, 35920, 44002, 44900, 49000, 50288, 56125, 62860, 78575, 88004, 89800, 98000, 110005, 112250, 125720, 157150, 176008, 179600, 220010, 224500, 251440, 314300, 352016, 392875, 440020, 449000, 550025, 628600, 785750, 880040, 898000, 1100050, 1257200, 1571500, 1760080, 2200100, 2750125, 3143000, 4400200, 5500250, 6286000, 8800400, 11000500, 22001000, 44002000]

約数ペア:

[(1, 44002000), (2, 22001000), (4, 11000500), (5, 8800400), (7, 6286000), (8, 5500250), (10, 4400200), (14, 3143000), (16, 2750125), (20, 2200100), (25, 1760080), (28, 1571500), (35, 1257200), (40, 1100050), (49, 898000), (50, 880040), (56, 785750), (70, 628600), (80, 550025), (98, 449000), (100, 440020), (112, 392875), (125, 352016), (140, 314300), (175, 251440), (196, 224500), (200, 220010), (245, 179600), (250, 176008), (280, 157150), (350, 125720), (392, 112250), (400, 110005), (449, 98000), (490, 89800), (500, 88004), (560, 78575), (700, 62860), (784, 56125), (875, 50288), (898, 49000), (980, 44900), (1000, 44002), (1225, 35920), (1400, 31430), (1750, 25144), (1796, 24500), (1960, 22450), (2000, 22001), (2245, 19600), (2450, 17960), (2800, 15715), (3143, 14000), (3500, 12572), (3592, 12250), (3920, 11225), (4490, 9800), (4900, 8980), (6125, 7184), (6286, 7000)]