886990930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{178469}}^1$

素因数の和:178554

約数の個数: 32

約数和(自身を含む): 1850376960

約数和(自身を除く): 963386030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 178469, 356938, 892345, 1249283, 1784690, 2498566, 6246415, 12492830, 12671299, 25342598, 63356495, 88699093, 126712990, 177398186, 443495465, 886990930]

約数ペア:

[(1, 886990930), (2, 443495465), (5, 177398186), (7, 126712990), (10, 88699093), (14, 63356495), (35, 25342598), (70, 12671299), (71, 12492830), (142, 6246415), (355, 2498566), (497, 1784690), (710, 1249283), (994, 892345), (2485, 356938), (4970, 178469)]