168384920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{382693}}^1$

素因数の和:382715

約数の個数: 32

約数和(自身を含む): 413309520

約数和(自身を除く): 244924600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 382693, 765386, 1530772, 1913465, 3061544, 3826930, 4209623, 7653860, 8419246, 15307720, 16838492, 21048115, 33676984, 42096230, 84192460, 168384920]

約数ペア:

[(1, 168384920), (2, 84192460), (4, 42096230), (5, 33676984), (8, 21048115), (10, 16838492), (11, 15307720), (20, 8419246), (22, 7653860), (40, 4209623), (44, 3826930), (55, 3061544), (88, 1913465), (110, 1530772), (220, 765386), (440, 382693)]