168607580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{205619}}^1$

素因数の和:205669

約数の個数: 24

約数和(自身を含む): 362713680

約数和(自身を除く): 194106100

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 205619, 411238, 822476, 1028095, 2056190, 4112380, 8430379, 16860758, 33721516, 42151895, 84303790, 168607580]

約数ペア:

[(1, 168607580), (2, 84303790), (4, 42151895), (5, 33721516), (10, 16860758), (20, 8430379), (41, 4112380), (82, 2056190), (164, 1028095), (205, 822476), (410, 411238), (820, 205619)]