20563160

素因数分解:

$2^3\times 5^1\times {\mathrm{514079}}^1$

素因数の和:514090

約数の個数: 16

約数和(自身を含む): 46267200

約数和(自身を除く): 25704040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 514079, 1028158, 2056316, 2570395, 4112632, 5140790, 10281580, 20563160]

約数ペア:

[(1, 20563160), (2, 10281580), (4, 5140790), (5, 4112632), (8, 2570395), (10, 2056316), (20, 1028158), (40, 514079)]