39772540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{443}}^1$

素因数の和:586

約数の個数: 36

約数和(自身を含む): 84978936

約数和(自身を除く): 45206396

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 443, 670, 886, 1340, 1772, 2215, 4430, 4489, 8860, 8978, 17956, 22445, 29681, 44890, 59362, 89780, 118724, 148405, 296810, 593620, 1988627, 3977254, 7954508, 9943135, 19886270, 39772540]

約数ペア:

[(1, 39772540), (2, 19886270), (4, 9943135), (5, 7954508), (10, 3977254), (20, 1988627), (67, 593620), (134, 296810), (268, 148405), (335, 118724), (443, 89780), (670, 59362), (886, 44890), (1340, 29681), (1772, 22445), (2215, 17956), (4430, 8978), (4489, 8860)]