6483440

素因数分解:

$2^4\times 5^1\times {\mathrm{81043}}^1$

素因数の和:81056

約数の個数: 20

約数和(自身を含む): 15074184

約数和(自身を除く): 8590744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 81043, 162086, 324172, 405215, 648344, 810430, 1296688, 1620860, 3241720, 6483440]

約数ペア:

[(1, 6483440), (2, 3241720), (4, 1620860), (5, 1296688), (8, 810430), (10, 648344), (16, 405215), (20, 324172), (40, 162086), (80, 81043)]