12766980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 35904960

約数和(自身を除く): 23137980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 547, 778, 1094, 1167, 1556, 1641, 1945, 2188, 2334, 2735, 3282, 3890, 4668, 5470, 5835, 6564, 7780, 8205, 10940, 11670, 16410, 23340, 32820, 212783, 425566, 638349, 851132, 1063915, 1276698, 2127830, 2553396, 3191745, 4255660, 6383490, 12766980]

約数ペア:

[(1, 12766980), (2, 6383490), (3, 4255660), (4, 3191745), (5, 2553396), (6, 2127830), (10, 1276698), (12, 1063915), (15, 851132), (20, 638349), (30, 425566), (60, 212783), (389, 32820), (547, 23340), (778, 16410), (1094, 11670), (1167, 10940), (1556, 8205), (1641, 7780), (1945, 6564), (2188, 5835), (2334, 5470), (2735, 4668), (3282, 3890)]