8428120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9161}}^1$

素因数の和:9195

約数の個数: 32

約数和(自身を含む): 19789920

約数和(自身を除く): 11361800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 9161, 18322, 36644, 45805, 73288, 91610, 183220, 210703, 366440, 421406, 842812, 1053515, 1685624, 2107030, 4214060, 8428120]

約数ペア:

[(1, 8428120), (2, 4214060), (4, 2107030), (5, 1685624), (8, 1053515), (10, 842812), (20, 421406), (23, 366440), (40, 210703), (46, 183220), (92, 91610), (115, 73288), (184, 45805), (230, 36644), (460, 18322), (920, 9161)]