8921990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11587}}^1$

素因数の和:11612

約数の個数: 32

約数和(自身を含む): 20024064

約数和(自身を除く): 11102074

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 11587, 23174, 57935, 81109, 115870, 127457, 162218, 254914, 405545, 637285, 811090, 892199, 1274570, 1784398, 4460995, 8921990]

約数ペア:

[(1, 8921990), (2, 4460995), (5, 1784398), (7, 1274570), (10, 892199), (11, 811090), (14, 637285), (22, 405545), (35, 254914), (55, 162218), (70, 127457), (77, 115870), (110, 81109), (154, 57935), (385, 23174), (770, 11587)]