39339380

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1489}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 82730760

約数和(自身を除く): 43391380

約数列:

[1, 2, 4, 5, 10, 20, 1321, 1489, 2642, 2978, 5284, 5956, 6605, 7445, 13210, 14890, 26420, 29780, 1966969, 3933938, 7867876, 9834845, 19669690, 39339380]

約数ペア:

[(1, 39339380), (2, 19669690), (4, 9834845), (5, 7867876), (10, 3933938), (20, 1966969), (1321, 29780), (1489, 26420), (2642, 14890), (2978, 13210), (5284, 7445), (5956, 6605)]