30681230

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 56816640

約数和(自身を除く): 26135410

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 547, 710, 790, 1094, 2735, 5470, 5609, 11218, 28045, 38837, 43213, 56090, 77674, 86426, 194185, 216065, 388370, 432130, 3068123, 6136246, 15340615, 30681230]

約数ペア:

[(1, 30681230), (2, 15340615), (5, 6136246), (10, 3068123), (71, 432130), (79, 388370), (142, 216065), (158, 194185), (355, 86426), (395, 77674), (547, 56090), (710, 43213), (790, 38837), (1094, 28045), (2735, 11218), (5470, 5609)]