51384940

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{9769}}^1$

素因数の和:10041

約数の個数: 24

約数和(自身を含む): 108329760

約数和(自身を除く): 56944820

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 9769, 19538, 39076, 48845, 97690, 195380, 2569247, 5138494, 10276988, 12846235, 25692470, 51384940]

約数ペア:

[(1, 51384940), (2, 25692470), (4, 12846235), (5, 10276988), (10, 5138494), (20, 2569247), (263, 195380), (526, 97690), (1052, 48845), (1315, 39076), (2630, 19538), (5260, 9769)]