86964880

素因数分解:

$2^4\times 5^1\times {\mathrm{1087061}}^1$

素因数の和:1087074

約数の個数: 20

約数和(自身を含む): 202193532

約数和(自身を除く): 115228652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1087061, 2174122, 4348244, 5435305, 8696488, 10870610, 17392976, 21741220, 43482440, 86964880]

約数ペア:

[(1, 86964880), (2, 43482440), (4, 21741220), (5, 17392976), (8, 10870610), (10, 8696488), (16, 5435305), (20, 4348244), (40, 2174122), (80, 1087061)]