2891000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{59}}^1$

素因数の和:94

約数の個数: 96

約数和(自身を含む): 8002800

約数和(自身を除く): 5111800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 59, 70, 98, 100, 118, 125, 140, 175, 196, 200, 236, 245, 250, 280, 295, 350, 392, 413, 472, 490, 500, 590, 700, 826, 875, 980, 1000, 1180, 1225, 1400, 1475, 1652, 1750, 1960, 2065, 2360, 2450, 2891, 2950, 3304, 3500, 4130, 4900, 5782, 5900, 6125, 7000, 7375, 8260, 9800, 10325, 11564, 11800, 12250, 14455, 14750, 16520, 20650, 23128, 24500, 28910, 29500, 41300, 49000, 51625, 57820, 59000, 72275, 82600, 103250, 115640, 144550, 206500, 289100, 361375, 413000, 578200, 722750, 1445500, 2891000]

約数ペア:

[(1, 2891000), (2, 1445500), (4, 722750), (5, 578200), (7, 413000), (8, 361375), (10, 289100), (14, 206500), (20, 144550), (25, 115640), (28, 103250), (35, 82600), (40, 72275), (49, 59000), (50, 57820), (56, 51625), (59, 49000), (70, 41300), (98, 29500), (100, 28910), (118, 24500), (125, 23128), (140, 20650), (175, 16520), (196, 14750), (200, 14455), (236, 12250), (245, 11800), (250, 11564), (280, 10325), (295, 9800), (350, 8260), (392, 7375), (413, 7000), (472, 6125), (490, 5900), (500, 5782), (590, 4900), (700, 4130), (826, 3500), (875, 3304), (980, 2950), (1000, 2891), (1180, 2450), (1225, 2360), (1400, 2065), (1475, 1960), (1652, 1750)]