31137140

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1427}}^1$

素因数の和:2527

約数の個数: 24

約数和(自身を含む): 65493792

約数和(自身を除く): 34356652

約数列:

[1, 2, 4, 5, 10, 20, 1091, 1427, 2182, 2854, 4364, 5455, 5708, 7135, 10910, 14270, 21820, 28540, 1556857, 3113714, 6227428, 7784285, 15568570, 31137140]

約数ペア:

[(1, 31137140), (2, 15568570), (4, 7784285), (5, 6227428), (10, 3113714), (20, 1556857), (1091, 28540), (1427, 21820), (2182, 14270), (2854, 10910), (4364, 7135), (5455, 5708)]