16344080

素因数分解:

$2^4\times 5^1\times {\mathrm{204301}}^1$

素因数の和:204314

約数の個数: 20

約数和(自身を含む): 38000172

約数和(自身を除く): 21656092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 204301, 408602, 817204, 1021505, 1634408, 2043010, 3268816, 4086020, 8172040, 16344080]

約数ペア:

[(1, 16344080), (2, 8172040), (4, 4086020), (5, 3268816), (8, 2043010), (10, 1634408), (16, 1021505), (20, 817204), (40, 408602), (80, 204301)]