2949975140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21071251}}^1$

素因数の和:21071267

約数の個数: 24

約数和(自身を含む): 7079940672

約数和(自身を除く): 4129965532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21071251, 42142502, 84285004, 105356255, 147498757, 210712510, 294997514, 421425020, 589995028, 737493785, 1474987570, 2949975140]

約数ペア:

[(1, 2949975140), (2, 1474987570), (4, 737493785), (5, 589995028), (7, 421425020), (10, 294997514), (14, 210712510), (20, 147498757), (28, 105356255), (35, 84285004), (70, 42142502), (140, 21071251)]