121126640

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3109}}^1$

素因数の和:3609

約数の個数: 40

約数和(自身を含む): 282288480

約数和(自身を除く): 161161840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3109, 3896, 4870, 6218, 7792, 9740, 12436, 15545, 19480, 24872, 31090, 38960, 49744, 62180, 124360, 248720, 1514083, 3028166, 6056332, 7570415, 12112664, 15140830, 24225328, 30281660, 60563320, 121126640]

約数ペア:

[(1, 121126640), (2, 60563320), (4, 30281660), (5, 24225328), (8, 15140830), (10, 12112664), (16, 7570415), (20, 6056332), (40, 3028166), (80, 1514083), (487, 248720), (974, 124360), (1948, 62180), (2435, 49744), (3109, 38960), (3896, 31090), (4870, 24872), (6218, 19480), (7792, 15545), (9740, 12436)]