20707000

素因数分解:

$2^3\times 5^3\times {\mathrm{20707}}^1$

素因数の和:20728

約数の個数: 32

約数和(自身を含む): 48456720

約数和(自身を除く): 27749720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 20707, 41414, 82828, 103535, 165656, 207070, 414140, 517675, 828280, 1035350, 2070700, 2588375, 4141400, 5176750, 10353500, 20707000]

約数ペア:

[(1, 20707000), (2, 10353500), (4, 5176750), (5, 4141400), (8, 2588375), (10, 2070700), (20, 1035350), (25, 828280), (40, 517675), (50, 414140), (100, 207070), (125, 165656), (200, 103535), (250, 82828), (500, 41414), (1000, 20707)]