6221990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6991}}^1$

素因数の和:7087

約数の個数: 16

約数和(自身を含む): 11327040

約数和(自身を除く): 5105050

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 6991, 13982, 34955, 69910, 622199, 1244398, 3110995, 6221990]

約数ペア:

[(1, 6221990), (2, 3110995), (5, 1244398), (10, 622199), (89, 69910), (178, 34955), (445, 13982), (890, 6991)]