61880420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{442003}}^1$

素因数の和:442019

約数の個数: 24

約数和(自身を含む): 148513344

約数和(自身を除く): 86632924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 442003, 884006, 1768012, 2210015, 3094021, 4420030, 6188042, 8840060, 12376084, 15470105, 30940210, 61880420]

約数ペア:

[(1, 61880420), (2, 30940210), (4, 15470105), (5, 12376084), (7, 8840060), (10, 6188042), (14, 4420030), (20, 3094021), (28, 2210015), (35, 1768012), (70, 884006), (140, 442003)]