858295570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109897}}^1$

素因数の和:109986

約数の個数: 32

約数和(自身を含む): 1709133696

約数和(自身を除く): 850838126

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 109897, 219794, 549485, 1098970, 1208867, 2417734, 6044335, 7802687, 12088670, 15605374, 39013435, 78026870, 85829557, 171659114, 429147785, 858295570]

約数ペア:

[(1, 858295570), (2, 429147785), (5, 171659114), (10, 85829557), (11, 78026870), (22, 39013435), (55, 15605374), (71, 12088670), (110, 7802687), (142, 6044335), (355, 2417734), (710, 1208867), (781, 1098970), (1562, 549485), (3905, 219794), (7810, 109897)]