12690970

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1307}}^1$

素因数の和:2285

約数の個数: 16

約数和(自身を含む): 22884768

約数和(自身を除く): 10193798

約数列:

[1, 2, 5, 10, 971, 1307, 1942, 2614, 4855, 6535, 9710, 13070, 1269097, 2538194, 6345485, 12690970]

約数ペア:

[(1, 12690970), (2, 6345485), (5, 2538194), (10, 1269097), (971, 13070), (1307, 9710), (1942, 6535), (2614, 4855)]