2842000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 120

約数和(自身を含む): 8269560

約数和(自身を除く): 5427560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 80, 98, 100, 112, 116, 125, 140, 145, 175, 196, 200, 203, 232, 245, 250, 280, 290, 350, 392, 400, 406, 464, 490, 500, 560, 580, 700, 725, 784, 812, 875, 980, 1000, 1015, 1160, 1225, 1400, 1421, 1450, 1624, 1750, 1960, 2000, 2030, 2320, 2450, 2800, 2842, 2900, 3248, 3500, 3625, 3920, 4060, 4900, 5075, 5684, 5800, 6125, 7000, 7105, 7250, 8120, 9800, 10150, 11368, 11600, 12250, 14000, 14210, 14500, 16240, 19600, 20300, 22736, 24500, 25375, 28420, 29000, 35525, 40600, 49000, 50750, 56840, 58000, 71050, 81200, 98000, 101500, 113680, 142100, 177625, 203000, 284200, 355250, 406000, 568400, 710500, 1421000, 2842000]

約数ペア:

[(1, 2842000), (2, 1421000), (4, 710500), (5, 568400), (7, 406000), (8, 355250), (10, 284200), (14, 203000), (16, 177625), (20, 142100), (25, 113680), (28, 101500), (29, 98000), (35, 81200), (40, 71050), (49, 58000), (50, 56840), (56, 50750), (58, 49000), (70, 40600), (80, 35525), (98, 29000), (100, 28420), (112, 25375), (116, 24500), (125, 22736), (140, 20300), (145, 19600), (175, 16240), (196, 14500), (200, 14210), (203, 14000), (232, 12250), (245, 11600), (250, 11368), (280, 10150), (290, 9800), (350, 8120), (392, 7250), (400, 7105), (406, 7000), (464, 6125), (490, 5800), (500, 5684), (560, 5075), (580, 4900), (700, 4060), (725, 3920), (784, 3625), (812, 3500), (875, 3248), (980, 2900), (1000, 2842), (1015, 2800), (1160, 2450), (1225, 2320), (1400, 2030), (1421, 2000), (1450, 1960), (1624, 1750)]