5401540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 11995200

約数和(自身を除く): 6593660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 139, 145, 268, 278, 290, 335, 556, 580, 670, 695, 1340, 1390, 1943, 2780, 3886, 4031, 7772, 8062, 9313, 9715, 16124, 18626, 19430, 20155, 37252, 38860, 40310, 46565, 80620, 93130, 186260, 270077, 540154, 1080308, 1350385, 2700770, 5401540]

約数ペア:

[(1, 5401540), (2, 2700770), (4, 1350385), (5, 1080308), (10, 540154), (20, 270077), (29, 186260), (58, 93130), (67, 80620), (116, 46565), (134, 40310), (139, 38860), (145, 37252), (268, 20155), (278, 19430), (290, 18626), (335, 16124), (556, 9715), (580, 9313), (670, 8062), (695, 7772), (1340, 4031), (1390, 3886), (1943, 2780)]