9660380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 21288960

約数和(自身を除く): 11628580

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 239, 430, 470, 478, 860, 940, 956, 1195, 2021, 2390, 4042, 4780, 8084, 10105, 10277, 11233, 20210, 20554, 22466, 40420, 41108, 44932, 51385, 56165, 102770, 112330, 205540, 224660, 483019, 966038, 1932076, 2415095, 4830190, 9660380]

約数ペア:

[(1, 9660380), (2, 4830190), (4, 2415095), (5, 1932076), (10, 966038), (20, 483019), (43, 224660), (47, 205540), (86, 112330), (94, 102770), (172, 56165), (188, 51385), (215, 44932), (235, 41108), (239, 40420), (430, 22466), (470, 20554), (478, 20210), (860, 11233), (940, 10277), (956, 10105), (1195, 8084), (2021, 4780), (2390, 4042)]