121513180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5297}}^1$

素因数の和:5374

約数の個数: 48

約数和(自身を含む): 270579456

約数和(自身を除く): 149066276

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5297, 5735, 10594, 11470, 21188, 22940, 26485, 52970, 105940, 164207, 195989, 328414, 391978, 656828, 783956, 821035, 979945, 1642070, 1959890, 3284140, 3919780, 6075659, 12151318, 24302636, 30378295, 60756590, 121513180]

約数ペア:

[(1, 121513180), (2, 60756590), (4, 30378295), (5, 24302636), (10, 12151318), (20, 6075659), (31, 3919780), (37, 3284140), (62, 1959890), (74, 1642070), (124, 979945), (148, 821035), (155, 783956), (185, 656828), (310, 391978), (370, 328414), (620, 195989), (740, 164207), (1147, 105940), (2294, 52970), (4588, 26485), (5297, 22940), (5735, 21188), (10594, 11470)]