9741640

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1019}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 22032000

約数和(自身を除く): 12290360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1019, 1195, 1912, 2038, 2390, 4076, 4780, 5095, 8152, 9560, 10190, 20380, 40760, 243541, 487082, 974164, 1217705, 1948328, 2435410, 4870820, 9741640]

約数ペア:

[(1, 9741640), (2, 4870820), (4, 2435410), (5, 1948328), (8, 1217705), (10, 974164), (20, 487082), (40, 243541), (239, 40760), (478, 20380), (956, 10190), (1019, 9560), (1195, 8152), (1912, 5095), (2038, 4780), (2390, 4076)]