12545840

素因数分解:

$2^4\times 5^1\times {\mathrm{156823}}^1$

素因数の和:156836

約数の個数: 20

約数和(自身を含む): 29169264

約数和(自身を除く): 16623424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 156823, 313646, 627292, 784115, 1254584, 1568230, 2509168, 3136460, 6272920, 12545840]

約数ペア:

[(1, 12545840), (2, 6272920), (4, 3136460), (5, 2509168), (8, 1568230), (10, 1254584), (16, 784115), (20, 627292), (40, 313646), (80, 156823)]