12393020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4523}}^1$

素因数の和:4669

約数の個数: 24

約数和(自身を含む): 26221104

約数和(自身を除く): 13828084

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 4523, 9046, 18092, 22615, 45230, 90460, 619651, 1239302, 2478604, 3098255, 6196510, 12393020]

約数ペア:

[(1, 12393020), (2, 6196510), (4, 3098255), (5, 2478604), (10, 1239302), (20, 619651), (137, 90460), (274, 45230), (548, 22615), (685, 18092), (1370, 9046), (2740, 4523)]