8739760

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1021}}^1$

素因数の和:1141

約数の個数: 40

約数和(自身を含む): 20529936

約数和(自身を除く): 11790176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1021, 1070, 1712, 2042, 2140, 4084, 4280, 5105, 8168, 8560, 10210, 16336, 20420, 40840, 81680, 109247, 218494, 436988, 546235, 873976, 1092470, 1747952, 2184940, 4369880, 8739760]

約数ペア:

[(1, 8739760), (2, 4369880), (4, 2184940), (5, 1747952), (8, 1092470), (10, 873976), (16, 546235), (20, 436988), (40, 218494), (80, 109247), (107, 81680), (214, 40840), (428, 20420), (535, 16336), (856, 10210), (1021, 8560), (1070, 8168), (1712, 5105), (2042, 4280), (2140, 4084)]