3800000

素因数分解:

$2^6\times 5^5\times {\mathrm{19}}^1$

素因数の和:56

約数の個数: 84

約数和(自身を含む): 9921240

約数和(自身を除く): 6121240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 152, 160, 190, 200, 250, 304, 320, 380, 400, 475, 500, 608, 625, 760, 800, 950, 1000, 1216, 1250, 1520, 1600, 1900, 2000, 2375, 2500, 3040, 3125, 3800, 4000, 4750, 5000, 6080, 6250, 7600, 8000, 9500, 10000, 11875, 12500, 15200, 19000, 20000, 23750, 25000, 30400, 38000, 40000, 47500, 50000, 59375, 76000, 95000, 100000, 118750, 152000, 190000, 200000, 237500, 380000, 475000, 760000, 950000, 1900000, 3800000]

約数ペア:

[(1, 3800000), (2, 1900000), (4, 950000), (5, 760000), (8, 475000), (10, 380000), (16, 237500), (19, 200000), (20, 190000), (25, 152000), (32, 118750), (38, 100000), (40, 95000), (50, 76000), (64, 59375), (76, 50000), (80, 47500), (95, 40000), (100, 38000), (125, 30400), (152, 25000), (160, 23750), (190, 20000), (200, 19000), (250, 15200), (304, 12500), (320, 11875), (380, 10000), (400, 9500), (475, 8000), (500, 7600), (608, 6250), (625, 6080), (760, 5000), (800, 4750), (950, 4000), (1000, 3800), (1216, 3125), (1250, 3040), (1520, 2500), (1600, 2375), (1900, 2000)]