2385280990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2680091}}^1$

素因数の和:2680187

約数の個数: 16

約数和(自身を含む): 4341749040

約数和(自身を除く): 1956468050

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2680091, 5360182, 13400455, 26800910, 238528099, 477056198, 1192640495, 2385280990]

約数ペア:

[(1, 2385280990), (2, 1192640495), (5, 477056198), (10, 238528099), (89, 26800910), (178, 13400455), (445, 5360182), (890, 2680091)]