1993510

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{641}}^1$

素因数の和:959

約数の個数: 16

約数和(自身を含む): 3605472

約数和(自身を除く): 1611962

約数列:

[1, 2, 5, 10, 311, 622, 641, 1282, 1555, 3110, 3205, 6410, 199351, 398702, 996755, 1993510]

約数ペア:

[(1, 1993510), (2, 996755), (5, 398702), (10, 199351), (311, 6410), (622, 3205), (641, 3110), (1282, 1555)]