8141320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18503}}^1$

素因数の和:18525

約数の個数: 32

約数和(自身を含む): 19984320

約数和(自身を除く): 11843000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18503, 37006, 74012, 92515, 148024, 185030, 203533, 370060, 407066, 740120, 814132, 1017665, 1628264, 2035330, 4070660, 8141320]

約数ペア:

[(1, 8141320), (2, 4070660), (4, 2035330), (5, 1628264), (8, 1017665), (10, 814132), (11, 740120), (20, 407066), (22, 370060), (40, 203533), (44, 185030), (55, 148024), (88, 92515), (110, 74012), (220, 37006), (440, 18503)]