127823780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{913027}}^1$

素因数の和:913043

約数の個数: 24

約数和(自身を含む): 306777408

約数和(自身を除く): 178953628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 913027, 1826054, 3652108, 4565135, 6391189, 9130270, 12782378, 18260540, 25564756, 31955945, 63911890, 127823780]

約数ペア:

[(1, 127823780), (2, 63911890), (4, 31955945), (5, 25564756), (7, 18260540), (10, 12782378), (14, 9130270), (20, 6391189), (28, 4565135), (35, 3652108), (70, 1826054), (140, 913027)]