208069040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113081}}^1$

素因数の和:113117

約数の個数: 40

約数和(自身を含む): 504798048

約数和(自身を除く): 296729008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 113081, 226162, 452324, 565405, 904648, 1130810, 1809296, 2261620, 2600863, 4523240, 5201726, 9046480, 10403452, 13004315, 20806904, 26008630, 41613808, 52017260, 104034520, 208069040]

約数ペア:

[(1, 208069040), (2, 104034520), (4, 52017260), (5, 41613808), (8, 26008630), (10, 20806904), (16, 13004315), (20, 10403452), (23, 9046480), (40, 5201726), (46, 4523240), (80, 2600863), (92, 2261620), (115, 1809296), (184, 1130810), (230, 904648), (368, 565405), (460, 452324), (920, 226162), (1840, 113081)]