8664080

素因数分解:

$2^4\times 5^1\times {\mathrm{108301}}^1$

素因数の和:108314

約数の個数: 20

約数和(自身を含む): 20144172

約数和(自身を除く): 11480092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 108301, 216602, 433204, 541505, 866408, 1083010, 1732816, 2166020, 4332040, 8664080]

約数ペア:

[(1, 8664080), (2, 4332040), (4, 2166020), (5, 1732816), (8, 1083010), (10, 866408), (16, 541505), (20, 433204), (40, 216602), (80, 108301)]