6581320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4013}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 15172920

約数和(自身を除く): 8591600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4013, 8026, 16052, 20065, 32104, 40130, 80260, 160520, 164533, 329066, 658132, 822665, 1316264, 1645330, 3290660, 6581320]

約数ペア:

[(1, 6581320), (2, 3290660), (4, 1645330), (5, 1316264), (8, 822665), (10, 658132), (20, 329066), (40, 164533), (41, 160520), (82, 80260), (164, 40130), (205, 32104), (328, 20065), (410, 16052), (820, 8026), (1640, 4013)]