2912885320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{707011}}^1$

素因数の和:707125

約数の個数: 32

約数和(自身を含む): 6617632320

約数和(自身を除く): 3704747000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 707011, 1414022, 2828044, 3535055, 5656088, 7070110, 14140220, 28280440, 72822133, 145644266, 291288532, 364110665, 582577064, 728221330, 1456442660, 2912885320]

約数ペア:

[(1, 2912885320), (2, 1456442660), (4, 728221330), (5, 582577064), (8, 364110665), (10, 291288532), (20, 145644266), (40, 72822133), (103, 28280440), (206, 14140220), (412, 7070110), (515, 5656088), (824, 3535055), (1030, 2828044), (2060, 1414022), (4120, 707011)]