12792860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7187}}^1$

素因数の和:7285

約数の個数: 24

約数和(自身を含む): 27170640

約数和(自身を除く): 14377780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7187, 14374, 28748, 35935, 71870, 143740, 639643, 1279286, 2558572, 3198215, 6396430, 12792860]

約数ペア:

[(1, 12792860), (2, 6396430), (4, 3198215), (5, 2558572), (10, 1279286), (20, 639643), (89, 143740), (178, 71870), (356, 35935), (445, 28748), (890, 14374), (1780, 7187)]