8857400

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 20932440

約数和(自身を除く): 12075040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 661, 670, 1322, 1340, 1675, 2644, 2680, 3305, 3350, 5288, 6610, 6700, 13220, 13400, 16525, 26440, 33050, 44287, 66100, 88574, 132200, 177148, 221435, 354296, 442870, 885740, 1107175, 1771480, 2214350, 4428700, 8857400]

約数ペア:

[(1, 8857400), (2, 4428700), (4, 2214350), (5, 1771480), (8, 1107175), (10, 885740), (20, 442870), (25, 354296), (40, 221435), (50, 177148), (67, 132200), (100, 88574), (134, 66100), (200, 44287), (268, 33050), (335, 26440), (536, 16525), (661, 13400), (670, 13220), (1322, 6700), (1340, 6610), (1675, 5288), (2644, 3350), (2680, 3305)]