1285227170

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{290119}}^1$

素因数の和:290569

約数の個数: 16

約数和(自身を含む): 2318639040

約数和(自身を除く): 1033411870

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 290119, 580238, 1450595, 2901190, 128522717, 257045434, 642613585, 1285227170]

約数ペア:

[(1, 1285227170), (2, 642613585), (5, 257045434), (10, 128522717), (443, 2901190), (886, 1450595), (2215, 580238), (4430, 290119)]