1330989820

素因数分解:

$2^2\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{60887}}^1$

素因数の和:61989

約数の個数: 24

約数和(自身を含む): 2797681824

約数和(自身を除く): 1466692004

約数列:

[1, 2, 4, 5, 10, 20, 1093, 2186, 4372, 5465, 10930, 21860, 60887, 121774, 243548, 304435, 608870, 1217740, 66549491, 133098982, 266197964, 332747455, 665494910, 1330989820]

約数ペア:

[(1, 1330989820), (2, 665494910), (4, 332747455), (5, 266197964), (10, 133098982), (20, 66549491), (1093, 1217740), (2186, 608870), (4372, 304435), (5465, 243548), (10930, 121774), (21860, 60887)]