86904080

素因数分解:

$2^4\times 5^1\times {\mathrm{1086301}}^1$

素因数の和:1086314

約数の個数: 20

約数和(自身を含む): 202052172

約数和(自身を除く): 115148092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1086301, 2172602, 4345204, 5431505, 8690408, 10863010, 17380816, 21726020, 43452040, 86904080]

約数ペア:

[(1, 86904080), (2, 43452040), (4, 21726020), (5, 17380816), (8, 10863010), (10, 8690408), (16, 5431505), (20, 4345204), (40, 2172602), (80, 1086301)]