4800520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2791}}^1$

素因数の和:2845

約数の個数: 32

約数和(自身を含む): 11056320

約数和(自身を除く): 6255800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2791, 5582, 11164, 13955, 22328, 27910, 55820, 111640, 120013, 240026, 480052, 600065, 960104, 1200130, 2400260, 4800520]

約数ペア:

[(1, 4800520), (2, 2400260), (4, 1200130), (5, 960104), (8, 600065), (10, 480052), (20, 240026), (40, 120013), (43, 111640), (86, 55820), (172, 27910), (215, 22328), (344, 13955), (430, 11164), (860, 5582), (1720, 2791)]