12960560

素因数分解:

$2^4\times 5^1\times {\mathrm{162007}}^1$

素因数の和:162020

約数の個数: 20

約数和(自身を含む): 30133488

約数和(自身を除く): 17172928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 162007, 324014, 648028, 810035, 1296056, 1620070, 2592112, 3240140, 6480280, 12960560]

約数ペア:

[(1, 12960560), (2, 6480280), (4, 3240140), (5, 2592112), (8, 1620070), (10, 1296056), (16, 810035), (20, 648028), (40, 324014), (80, 162007)]