4280000

素因数分解:

$2^6\times 5^4\times {\mathrm{107}}^1$

素因数の和:139

約数の個数: 70

約数和(自身を含む): 10712196

約数和(自身を除く): 6432196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 107, 125, 160, 200, 214, 250, 320, 400, 428, 500, 535, 625, 800, 856, 1000, 1070, 1250, 1600, 1712, 2000, 2140, 2500, 2675, 3424, 4000, 4280, 5000, 5350, 6848, 8000, 8560, 10000, 10700, 13375, 17120, 20000, 21400, 26750, 34240, 40000, 42800, 53500, 66875, 85600, 107000, 133750, 171200, 214000, 267500, 428000, 535000, 856000, 1070000, 2140000, 4280000]

約数ペア:

[(1, 4280000), (2, 2140000), (4, 1070000), (5, 856000), (8, 535000), (10, 428000), (16, 267500), (20, 214000), (25, 171200), (32, 133750), (40, 107000), (50, 85600), (64, 66875), (80, 53500), (100, 42800), (107, 40000), (125, 34240), (160, 26750), (200, 21400), (214, 20000), (250, 17120), (320, 13375), (400, 10700), (428, 10000), (500, 8560), (535, 8000), (625, 6848), (800, 5350), (856, 5000), (1000, 4280), (1070, 4000), (1250, 3424), (1600, 2675), (1712, 2500), (2000, 2140)]