8648620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3301}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 18306288

約数和(自身を除く): 9657668

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 3301, 6602, 13204, 16505, 33010, 66020, 432431, 864862, 1729724, 2162155, 4324310, 8648620]

約数ペア:

[(1, 8648620), (2, 4324310), (4, 2162155), (5, 1729724), (10, 864862), (20, 432431), (131, 66020), (262, 33010), (524, 16505), (655, 13204), (1310, 6602), (2620, 3301)]