138689270

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{853}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 254560320

約数和(自身を除く): 115871050

約数列:

[1, 2, 5, 10, 71, 142, 229, 355, 458, 710, 853, 1145, 1706, 2290, 4265, 8530, 16259, 32518, 60563, 81295, 121126, 162590, 195337, 302815, 390674, 605630, 976685, 1953370, 13868927, 27737854, 69344635, 138689270]

約数ペア:

[(1, 138689270), (2, 69344635), (5, 27737854), (10, 13868927), (71, 1953370), (142, 976685), (229, 605630), (355, 390674), (458, 302815), (710, 195337), (853, 162590), (1145, 121126), (1706, 81295), (2290, 60563), (4265, 32518), (8530, 16259)]