12987060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{216451}}^1$

素因数の和:216463

約数の個数: 24

約数和(自身を含む): 36363936

約数和(自身を除く): 23376876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 216451, 432902, 649353, 865804, 1082255, 1298706, 2164510, 2597412, 3246765, 4329020, 6493530, 12987060]

約数ペア:

[(1, 12987060), (2, 6493530), (3, 4329020), (4, 3246765), (5, 2597412), (6, 2164510), (10, 1298706), (12, 1082255), (15, 865804), (20, 649353), (30, 432902), (60, 216451)]