7234120

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 16369920

約数和(自身を除く): 9135800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 811, 892, 1115, 1622, 1784, 2230, 3244, 4055, 4460, 6488, 8110, 8920, 16220, 32440, 180853, 361706, 723412, 904265, 1446824, 1808530, 3617060, 7234120]

約数ペア:

[(1, 7234120), (2, 3617060), (4, 1808530), (5, 1446824), (8, 904265), (10, 723412), (20, 361706), (40, 180853), (223, 32440), (446, 16220), (811, 8920), (892, 8110), (1115, 6488), (1622, 4460), (1784, 4055), (2230, 3244)]