13379990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5417}}^1$

素因数の和:5456

約数の個数: 32

約数和(自身を含む): 27306720

約数和(自身を除く): 13926730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 5417, 10834, 27085, 54170, 70421, 102923, 140842, 205846, 352105, 514615, 704210, 1029230, 1337999, 2675998, 6689995, 13379990]

約数ペア:

[(1, 13379990), (2, 6689995), (5, 2675998), (10, 1337999), (13, 1029230), (19, 704210), (26, 514615), (38, 352105), (65, 205846), (95, 140842), (130, 102923), (190, 70421), (247, 54170), (494, 27085), (1235, 10834), (2470, 5417)]