9886940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70621}}^1$

素因数の和:70637

約数の個数: 24

約数和(自身を含む): 23728992

約数和(自身を除く): 13842052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70621, 141242, 282484, 353105, 494347, 706210, 988694, 1412420, 1977388, 2471735, 4943470, 9886940]

約数ペア:

[(1, 9886940), (2, 4943470), (4, 2471735), (5, 1977388), (7, 1412420), (10, 988694), (14, 706210), (20, 494347), (28, 353105), (35, 282484), (70, 141242), (140, 70621)]