171773780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{8563}}^1$

素因数の和:8648

約数の個数: 48

約数和(自身を含む): 388463040

約数和(自身を除く): 216689260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 2006, 4012, 5015, 8563, 10030, 17126, 20060, 34252, 42815, 85630, 145571, 171260, 291142, 505217, 582284, 727855, 1010434, 1455710, 2020868, 2526085, 2911420, 5052170, 8588689, 10104340, 17177378, 34354756, 42943445, 85886890, 171773780]

約数ペア:

[(1, 171773780), (2, 85886890), (4, 42943445), (5, 34354756), (10, 17177378), (17, 10104340), (20, 8588689), (34, 5052170), (59, 2911420), (68, 2526085), (85, 2020868), (118, 1455710), (170, 1010434), (236, 727855), (295, 582284), (340, 505217), (590, 291142), (1003, 171260), (1180, 145571), (2006, 85630), (4012, 42815), (5015, 34252), (8563, 20060), (10030, 17126)]