207340420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1481003}}^1$

素因数の和:1481019

約数の個数: 24

約数和(自身を含む): 497617344

約数和(自身を除く): 290276924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1481003, 2962006, 5924012, 7405015, 10367021, 14810030, 20734042, 29620060, 41468084, 51835105, 103670210, 207340420]

約数ペア:

[(1, 207340420), (2, 103670210), (4, 51835105), (5, 41468084), (7, 29620060), (10, 20734042), (14, 14810030), (20, 10367021), (28, 7405015), (35, 5924012), (70, 2962006), (140, 1481003)]