2878000

素因数分解:

$2^4\times 5^3\times {\mathrm{1439}}^1$

素因数の和:1462

約数の個数: 40

約数和(自身を含む): 6963840

約数和(自身を除く): 4085840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1439, 2000, 2878, 5756, 7195, 11512, 14390, 23024, 28780, 35975, 57560, 71950, 115120, 143900, 179875, 287800, 359750, 575600, 719500, 1439000, 2878000]

約数ペア:

[(1, 2878000), (2, 1439000), (4, 719500), (5, 575600), (8, 359750), (10, 287800), (16, 179875), (20, 143900), (25, 115120), (40, 71950), (50, 57560), (80, 35975), (100, 28780), (125, 23024), (200, 14390), (250, 11512), (400, 7195), (500, 5756), (1000, 2878), (1439, 2000)]