56838460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{405989}}^1$

素因数の和:406005

約数の個数: 24

約数和(自身を含む): 136412640

約数和(自身を除く): 79574180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 405989, 811978, 1623956, 2029945, 2841923, 4059890, 5683846, 8119780, 11367692, 14209615, 28419230, 56838460]

約数ペア:

[(1, 56838460), (2, 28419230), (4, 14209615), (5, 11367692), (7, 8119780), (10, 5683846), (14, 4059890), (20, 2841923), (28, 2029945), (35, 1623956), (70, 811978), (140, 405989)]