39631970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2203}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 81883008

約数和(自身を除く): 42251038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2203, 2570, 3598, 4406, 8995, 11015, 15421, 17990, 22030, 30842, 77105, 154210, 566171, 1132342, 2830855, 3963197, 5661710, 7926394, 19815985, 39631970]

約数ペア:

[(1, 39631970), (2, 19815985), (5, 7926394), (7, 5661710), (10, 3963197), (14, 2830855), (35, 1132342), (70, 566171), (257, 154210), (514, 77105), (1285, 30842), (1799, 22030), (2203, 17990), (2570, 15421), (3598, 11015), (4406, 8995)]