8697320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2111}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 19768320

約数和(自身を除く): 11071000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2111, 4120, 4222, 8444, 10555, 16888, 21110, 42220, 84440, 217433, 434866, 869732, 1087165, 1739464, 2174330, 4348660, 8697320]

約数ペア:

[(1, 8697320), (2, 4348660), (4, 2174330), (5, 1739464), (8, 1087165), (10, 869732), (20, 434866), (40, 217433), (103, 84440), (206, 42220), (412, 21110), (515, 16888), (824, 10555), (1030, 8444), (2060, 4222), (2111, 4120)]