4006940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28621}}^1$

素因数の和:28637

約数の個数: 24

約数和(自身を含む): 9616992

約数和(自身を除く): 5610052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28621, 57242, 114484, 143105, 200347, 286210, 400694, 572420, 801388, 1001735, 2003470, 4006940]

約数ペア:

[(1, 4006940), (2, 2003470), (4, 1001735), (5, 801388), (7, 572420), (10, 400694), (14, 286210), (20, 200347), (28, 143105), (35, 114484), (70, 57242), (140, 28621)]