140408072

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{58309}}^1$

素因数の和:58365

約数の個数: 32

約数和(自身を含む): 307876800

約数和(自身を除く): 167468728

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 58309, 116618, 233236, 408163, 466472, 816326, 1632652, 2507287, 3265304, 5014574, 10029148, 17551009, 20058296, 35102018, 70204036, 140408072]

約数ペア:

[(1, 140408072), (2, 70204036), (4, 35102018), (7, 20058296), (8, 17551009), (14, 10029148), (28, 5014574), (43, 3265304), (56, 2507287), (86, 1632652), (172, 816326), (301, 466472), (344, 408163), (602, 233236), (1204, 116618), (2408, 58309)]