40510540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{289361}}^1$

素因数の和:289377

約数の個数: 24

約数和(自身を含む): 97225632

約数和(自身を除く): 56715092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 289361, 578722, 1157444, 1446805, 2025527, 2893610, 4051054, 5787220, 8102108, 10127635, 20255270, 40510540]

約数ペア:

[(1, 40510540), (2, 20255270), (4, 10127635), (5, 8102108), (7, 5787220), (10, 4051054), (14, 2893610), (20, 2025527), (28, 1446805), (35, 1157444), (70, 578722), (140, 289361)]