15691520020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71325091}}^1$

素因数の和:71325111

約数の個数: 24

約数和(自身を含む): 35947846368

約数和(自身を除く): 20256326348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71325091, 142650182, 285300364, 356625455, 713250910, 784576001, 1426501820, 1569152002, 3138304004, 3922880005, 7845760010, 15691520020]

約数ペア:

[(1, 15691520020), (2, 7845760010), (4, 3922880005), (5, 3138304004), (10, 1569152002), (11, 1426501820), (20, 784576001), (22, 713250910), (44, 356625455), (55, 285300364), (110, 142650182), (220, 71325091)]