16856240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9161}}^1$

素因数の和:9197

約数の個数: 40

約数和(自身を含む): 40899168

約数和(自身を除く): 24042928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 9161, 18322, 36644, 45805, 73288, 91610, 146576, 183220, 210703, 366440, 421406, 732880, 842812, 1053515, 1685624, 2107030, 3371248, 4214060, 8428120, 16856240]

約数ペア:

[(1, 16856240), (2, 8428120), (4, 4214060), (5, 3371248), (8, 2107030), (10, 1685624), (16, 1053515), (20, 842812), (23, 732880), (40, 421406), (46, 366440), (80, 210703), (92, 183220), (115, 146576), (184, 91610), (230, 73288), (368, 45805), (460, 36644), (920, 18322), (1840, 9161)]