28871000

素因数分解:

$2^3\times 5^3\times {\mathrm{28871}}^1$

素因数の和:28892

約数の個数: 32

約数和(自身を含む): 67560480

約数和(自身を除く): 38689480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 28871, 57742, 115484, 144355, 230968, 288710, 577420, 721775, 1154840, 1443550, 2887100, 3608875, 5774200, 7217750, 14435500, 28871000]

約数ペア:

[(1, 28871000), (2, 14435500), (4, 7217750), (5, 5774200), (8, 3608875), (10, 2887100), (20, 1443550), (25, 1154840), (40, 721775), (50, 577420), (100, 288710), (125, 230968), (200, 144355), (250, 115484), (500, 57742), (1000, 28871)]