12436880

素因数分解:

$2^4\times 5^1\times {\mathrm{155461}}^1$

素因数の和:155474

約数の個数: 20

約数和(自身を含む): 28915932

約数和(自身を除く): 16479052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155461, 310922, 621844, 777305, 1243688, 1554610, 2487376, 3109220, 6218440, 12436880]

約数ペア:

[(1, 12436880), (2, 6218440), (4, 3109220), (5, 2487376), (8, 1554610), (10, 1243688), (16, 777305), (20, 621844), (40, 310922), (80, 155461)]