78864470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{342889}}^1$

素因数の和:342919

約数の個数: 16

約数和(自身を含む): 148128480

約数和(自身を除く): 69264010

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 342889, 685778, 1714445, 3428890, 7886447, 15772894, 39432235, 78864470]

約数ペア:

[(1, 78864470), (2, 39432235), (5, 15772894), (10, 7886447), (23, 3428890), (46, 1714445), (115, 685778), (230, 342889)]