20186520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1129}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 61020000

約数和(自身を除く): 40833480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1129, 1192, 1490, 1788, 2235, 2258, 2980, 3387, 3576, 4470, 4516, 5645, 5960, 6774, 8940, 9032, 11290, 13548, 16935, 17880, 22580, 27096, 33870, 45160, 67740, 135480, 168221, 336442, 504663, 672884, 841105, 1009326, 1345768, 1682210, 2018652, 2523315, 3364420, 4037304, 5046630, 6728840, 10093260, 20186520]

約数ペア:

[(1, 20186520), (2, 10093260), (3, 6728840), (4, 5046630), (5, 4037304), (6, 3364420), (8, 2523315), (10, 2018652), (12, 1682210), (15, 1345768), (20, 1009326), (24, 841105), (30, 672884), (40, 504663), (60, 336442), (120, 168221), (149, 135480), (298, 67740), (447, 45160), (596, 33870), (745, 27096), (894, 22580), (1129, 17880), (1192, 16935), (1490, 13548), (1788, 11290), (2235, 9032), (2258, 8940), (2980, 6774), (3387, 5960), (3576, 5645), (4470, 4516)]