12345790

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 23239584

約数和(自身を除く): 10893794

約数列:

[1, 2, 5, 10, 37, 61, 74, 122, 185, 305, 370, 547, 610, 1094, 2257, 2735, 4514, 5470, 11285, 20239, 22570, 33367, 40478, 66734, 101195, 166835, 202390, 333670, 1234579, 2469158, 6172895, 12345790]

約数ペア:

[(1, 12345790), (2, 6172895), (5, 2469158), (10, 1234579), (37, 333670), (61, 202390), (74, 166835), (122, 101195), (185, 66734), (305, 40478), (370, 33367), (547, 22570), (610, 20239), (1094, 11285), (2257, 5470), (2735, 4514)]