392000

素因数分解:

$2^6\times 5^3\times 7^2$

素因数の和:41

約数の個数: 84

約数和(自身を含む): 1129284

約数和(自身を除く): 737284

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 320, 350, 392, 400, 448, 490, 500, 560, 700, 784, 800, 875, 980, 1000, 1120, 1225, 1400, 1568, 1600, 1750, 1960, 2000, 2240, 2450, 2800, 3136, 3500, 3920, 4000, 4900, 5600, 6125, 7000, 7840, 8000, 9800, 11200, 12250, 14000, 15680, 19600, 24500, 28000, 39200, 49000, 56000, 78400, 98000, 196000, 392000]

約数ペア:

[(1, 392000), (2, 196000), (4, 98000), (5, 78400), (7, 56000), (8, 49000), (10, 39200), (14, 28000), (16, 24500), (20, 19600), (25, 15680), (28, 14000), (32, 12250), (35, 11200), (40, 9800), (49, 8000), (50, 7840), (56, 7000), (64, 6125), (70, 5600), (80, 4900), (98, 4000), (100, 3920), (112, 3500), (125, 3136), (140, 2800), (160, 2450), (175, 2240), (196, 2000), (200, 1960), (224, 1750), (245, 1600), (250, 1568), (280, 1400), (320, 1225), (350, 1120), (392, 1000), (400, 980), (448, 875), (490, 800), (500, 784), (560, 700)]