42207280

素因数分解:

$2^4\times 5^1\times {\mathrm{527591}}^1$

素因数の和:527604

約数の個数: 20

約数和(自身を含む): 98132112

約数和(自身を除く): 55924832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 527591, 1055182, 2110364, 2637955, 4220728, 5275910, 8441456, 10551820, 21103640, 42207280]

約数ペア:

[(1, 42207280), (2, 21103640), (4, 10551820), (5, 8441456), (8, 5275910), (10, 4220728), (16, 2637955), (20, 2110364), (40, 1055182), (80, 527591)]