2080680904

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{30703}}^1$

素因数の和:30949

約数の個数: 32

約数和(自身を含む): 4012398720

約数和(自身を除く): 1931717816

約数列:

[1, 2, 4, 8, 43, 86, 172, 197, 344, 394, 788, 1576, 8471, 16942, 30703, 33884, 61406, 67768, 122812, 245624, 1320229, 2640458, 5280916, 6048491, 10561832, 12096982, 24193964, 48387928, 260085113, 520170226, 1040340452, 2080680904]

約数ペア:

[(1, 2080680904), (2, 1040340452), (4, 520170226), (8, 260085113), (43, 48387928), (86, 24193964), (172, 12096982), (197, 10561832), (344, 6048491), (394, 5280916), (788, 2640458), (1576, 1320229), (8471, 245624), (16942, 122812), (30703, 67768), (33884, 61406)]