406000

素因数分解:

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

素因数の和:59

約数の個数: 80

約数和(自身を含む): 1160640

約数和(自身を除く): 754640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 125, 140, 145, 175, 200, 203, 232, 250, 280, 290, 350, 400, 406, 464, 500, 560, 580, 700, 725, 812, 875, 1000, 1015, 1160, 1400, 1450, 1624, 1750, 2000, 2030, 2320, 2800, 2900, 3248, 3500, 3625, 4060, 5075, 5800, 7000, 7250, 8120, 10150, 11600, 14000, 14500, 16240, 20300, 25375, 29000, 40600, 50750, 58000, 81200, 101500, 203000, 406000]

約数ペア:

[(1, 406000), (2, 203000), (4, 101500), (5, 81200), (7, 58000), (8, 50750), (10, 40600), (14, 29000), (16, 25375), (20, 20300), (25, 16240), (28, 14500), (29, 14000), (35, 11600), (40, 10150), (50, 8120), (56, 7250), (58, 7000), (70, 5800), (80, 5075), (100, 4060), (112, 3625), (116, 3500), (125, 3248), (140, 2900), (145, 2800), (175, 2320), (200, 2030), (203, 2000), (232, 1750), (250, 1624), (280, 1450), (290, 1400), (350, 1160), (400, 1015), (406, 1000), (464, 875), (500, 812), (560, 725), (580, 700)]