12445840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14143}}^1$

素因数の和:14167

約数の個数: 40

約数和(自身を含む): 31569408

約数和(自身を除く): 19123568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14143, 28286, 56572, 70715, 113144, 141430, 155573, 226288, 282860, 311146, 565720, 622292, 777865, 1131440, 1244584, 1555730, 2489168, 3111460, 6222920, 12445840]

約数ペア:

[(1, 12445840), (2, 6222920), (4, 3111460), (5, 2489168), (8, 1555730), (10, 1244584), (11, 1131440), (16, 777865), (20, 622292), (22, 565720), (40, 311146), (44, 282860), (55, 226288), (80, 155573), (88, 141430), (110, 113144), (176, 70715), (220, 56572), (440, 28286), (880, 14143)]