3191840

素因数分解:

$2^5\times 5^1\times {\mathrm{19949}}^1$

素因数の和:19964

約数の個数: 24

約数和(自身を含む): 7541100

約数和(自身を除く): 4349260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 19949, 39898, 79796, 99745, 159592, 199490, 319184, 398980, 638368, 797960, 1595920, 3191840]

約数ペア:

[(1, 3191840), (2, 1595920), (4, 797960), (5, 638368), (8, 398980), (10, 319184), (16, 199490), (20, 159592), (32, 99745), (40, 79796), (80, 39898), (160, 19949)]