409136820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6818947}}^1$

素因数の和:6818959

約数の個数: 24

約数和(自身を含む): 1145583264

約数和(自身を除く): 736446444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6818947, 13637894, 20456841, 27275788, 34094735, 40913682, 68189470, 81827364, 102284205, 136378940, 204568410, 409136820]

約数ペア:

[(1, 409136820), (2, 204568410), (3, 136378940), (4, 102284205), (5, 81827364), (6, 68189470), (10, 40913682), (12, 34094735), (15, 27275788), (20, 20456841), (30, 13637894), (60, 6818947)]