2539000

素因数分解:

$2^3\times 5^3\times {\mathrm{2539}}^1$

素因数の和:2560

約数の個数: 32

約数和(自身を含む): 5943600

約数和(自身を除く): 3404600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2539, 5078, 10156, 12695, 20312, 25390, 50780, 63475, 101560, 126950, 253900, 317375, 507800, 634750, 1269500, 2539000]

約数ペア:

[(1, 2539000), (2, 1269500), (4, 634750), (5, 507800), (8, 317375), (10, 253900), (20, 126950), (25, 101560), (40, 63475), (50, 50780), (100, 25390), (125, 20312), (200, 12695), (250, 10156), (500, 5078), (1000, 2539)]