73479820

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{8369}}^1$

素因数の和:8817

約数の個数: 24

約数和(自身を含む): 154677600

約数和(自身を除く): 81197780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8369, 8780, 16738, 33476, 41845, 83690, 167380, 3673991, 7347982, 14695964, 18369955, 36739910, 73479820]

約数ペア:

[(1, 73479820), (2, 36739910), (4, 18369955), (5, 14695964), (10, 7347982), (20, 3673991), (439, 167380), (878, 83690), (1756, 41845), (2195, 33476), (4390, 16738), (8369, 8780)]