13005940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3301}}^1$

素因数の和:3507

約数の個数: 24

約数和(自身を含む): 27459432

約数和(自身を除く): 14453492

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3301, 3940, 6602, 13204, 16505, 33010, 66020, 650297, 1300594, 2601188, 3251485, 6502970, 13005940]

約数ペア:

[(1, 13005940), (2, 6502970), (4, 3251485), (5, 2601188), (10, 1300594), (20, 650297), (197, 66020), (394, 33010), (788, 16505), (985, 13204), (1970, 6602), (3301, 3940)]