28807000

素因数分解:

$2^3\times 5^3\times {\mathrm{28807}}^1$

素因数の和:28828

約数の個数: 32

約数和(自身を含む): 67410720

約数和(自身を除く): 38603720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 28807, 57614, 115228, 144035, 230456, 288070, 576140, 720175, 1152280, 1440350, 2880700, 3600875, 5761400, 7201750, 14403500, 28807000]

約数ペア:

[(1, 28807000), (2, 14403500), (4, 7201750), (5, 5761400), (8, 3600875), (10, 2880700), (20, 1440350), (25, 1152280), (40, 720175), (50, 576140), (100, 288070), (125, 230456), (200, 144035), (250, 115228), (500, 57614), (1000, 28807)]