260646484

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{69991}}^1$

素因数の和:70028

約数の個数: 36

約数和(自身を含む): 558536160

約数和(自身を除く): 297889676

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 69991, 139982, 279964, 489937, 979874, 1329829, 1959748, 2659658, 3429559, 5319316, 6859118, 9308803, 13718236, 18617606, 37235212, 65161621, 130323242, 260646484]

約数ペア:

[(1, 260646484), (2, 130323242), (4, 65161621), (7, 37235212), (14, 18617606), (19, 13718236), (28, 9308803), (38, 6859118), (49, 5319316), (76, 3429559), (98, 2659658), (133, 1959748), (196, 1329829), (266, 979874), (532, 489937), (931, 279964), (1862, 139982), (3724, 69991)]