317860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 697536

約数和(自身を除く): 379676

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 691, 1382, 2764, 3455, 6910, 13820, 15893, 31786, 63572, 79465, 158930, 317860]

約数ペア:

[(1, 317860), (2, 158930), (4, 79465), (5, 63572), (10, 31786), (20, 15893), (23, 13820), (46, 6910), (92, 3455), (115, 2764), (230, 1382), (460, 691)]