53947660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207491}}^1$

素因数の和:207513

約数の個数: 24

約数和(自身を含む): 122005296

約数和(自身を除く): 68057636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 207491, 414982, 829964, 1037455, 2074910, 2697383, 4149820, 5394766, 10789532, 13486915, 26973830, 53947660]

約数ペア:

[(1, 53947660), (2, 26973830), (4, 13486915), (5, 10789532), (10, 5394766), (13, 4149820), (20, 2697383), (26, 2074910), (52, 1037455), (65, 829964), (130, 414982), (260, 207491)]