13666040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 32348160

約数和(自身を除く): 18682120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 107, 124, 155, 206, 214, 248, 310, 412, 428, 515, 535, 620, 824, 856, 1030, 1070, 1240, 2060, 2140, 3193, 3317, 4120, 4280, 6386, 6634, 11021, 12772, 13268, 15965, 16585, 22042, 25544, 26536, 31930, 33170, 44084, 55105, 63860, 66340, 88168, 110210, 127720, 132680, 220420, 341651, 440840, 683302, 1366604, 1708255, 2733208, 3416510, 6833020, 13666040]

約数ペア:

[(1, 13666040), (2, 6833020), (4, 3416510), (5, 2733208), (8, 1708255), (10, 1366604), (20, 683302), (31, 440840), (40, 341651), (62, 220420), (103, 132680), (107, 127720), (124, 110210), (155, 88168), (206, 66340), (214, 63860), (248, 55105), (310, 44084), (412, 33170), (428, 31930), (515, 26536), (535, 25544), (620, 22042), (824, 16585), (856, 15965), (1030, 13268), (1070, 12772), (1240, 11021), (2060, 6634), (2140, 6386), (3193, 4280), (3317, 4120)]