2812600

素因数分解:

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

素因数の和:78

約数の個数: 96

約数和(自身を含む): 7812000

約数和(自身を除く): 4999400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 49, 50, 56, 70, 82, 98, 100, 140, 164, 175, 196, 200, 205, 245, 280, 287, 328, 343, 350, 392, 410, 490, 574, 686, 700, 820, 980, 1025, 1148, 1225, 1372, 1400, 1435, 1640, 1715, 1960, 2009, 2050, 2296, 2450, 2744, 2870, 3430, 4018, 4100, 4900, 5740, 6860, 7175, 8036, 8200, 8575, 9800, 10045, 11480, 13720, 14063, 14350, 16072, 17150, 20090, 28126, 28700, 34300, 40180, 50225, 56252, 57400, 68600, 70315, 80360, 100450, 112504, 140630, 200900, 281260, 351575, 401800, 562520, 703150, 1406300, 2812600]

約数ペア:

[(1, 2812600), (2, 1406300), (4, 703150), (5, 562520), (7, 401800), (8, 351575), (10, 281260), (14, 200900), (20, 140630), (25, 112504), (28, 100450), (35, 80360), (40, 70315), (41, 68600), (49, 57400), (50, 56252), (56, 50225), (70, 40180), (82, 34300), (98, 28700), (100, 28126), (140, 20090), (164, 17150), (175, 16072), (196, 14350), (200, 14063), (205, 13720), (245, 11480), (280, 10045), (287, 9800), (328, 8575), (343, 8200), (350, 8036), (392, 7175), (410, 6860), (490, 5740), (574, 4900), (686, 4100), (700, 4018), (820, 3430), (980, 2870), (1025, 2744), (1148, 2450), (1225, 2296), (1372, 2050), (1400, 2009), (1435, 1960), (1640, 1715)]