67890440

素因数分解:

$2^3\times 5^1\times {\mathrm{1697261}}^1$

素因数の和:1697272

約数の個数: 16

約数和(自身を含む): 152753580

約数和(自身を除く): 84863140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1697261, 3394522, 6789044, 8486305, 13578088, 16972610, 33945220, 67890440]

約数ペア:

[(1, 67890440), (2, 33945220), (4, 16972610), (5, 13578088), (8, 8486305), (10, 6789044), (20, 3394522), (40, 1697261)]