1520000

素因数分解:

$2^7\times 5^4\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 80

約数和(自身を含む): 3983100

約数和(自身を除く): 2463100

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 304, 320, 380, 400, 475, 500, 608, 625, 640, 760, 800, 950, 1000, 1216, 1250, 1520, 1600, 1900, 2000, 2375, 2432, 2500, 3040, 3200, 3800, 4000, 4750, 5000, 6080, 7600, 8000, 9500, 10000, 11875, 12160, 15200, 16000, 19000, 20000, 23750, 30400, 38000, 40000, 47500, 60800, 76000, 80000, 95000, 152000, 190000, 304000, 380000, 760000, 1520000]

約数ペア:

[(1, 1520000), (2, 760000), (4, 380000), (5, 304000), (8, 190000), (10, 152000), (16, 95000), (19, 80000), (20, 76000), (25, 60800), (32, 47500), (38, 40000), (40, 38000), (50, 30400), (64, 23750), (76, 20000), (80, 19000), (95, 16000), (100, 15200), (125, 12160), (128, 11875), (152, 10000), (160, 9500), (190, 8000), (200, 7600), (250, 6080), (304, 5000), (320, 4750), (380, 4000), (400, 3800), (475, 3200), (500, 3040), (608, 2500), (625, 2432), (640, 2375), (760, 2000), (800, 1900), (950, 1600), (1000, 1520), (1216, 1250)]