12983800

素因数分解:

$2^3\times 5^2\times {\mathrm{64919}}^1$

素因数の和:64935

約数の個数: 24

約数和(自身を含む): 30187800

約数和(自身を除く): 17204000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 64919, 129838, 259676, 324595, 519352, 649190, 1298380, 1622975, 2596760, 3245950, 6491900, 12983800]

約数ペア:

[(1, 12983800), (2, 6491900), (4, 3245950), (5, 2596760), (8, 1622975), (10, 1298380), (20, 649190), (25, 519352), (40, 324595), (50, 259676), (100, 129838), (200, 64919)]