9892240

素因数分解:

$2^4\times 5^1\times {\mathrm{123653}}^1$

素因数の和:123666

約数の個数: 20

約数和(自身を含む): 22999644

約数和(自身を除く): 13107404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123653, 247306, 494612, 618265, 989224, 1236530, 1978448, 2473060, 4946120, 9892240]

約数ペア:

[(1, 9892240), (2, 4946120), (4, 2473060), (5, 1978448), (8, 1236530), (10, 989224), (16, 618265), (20, 494612), (40, 247306), (80, 123653)]