1918860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31981}}^1$

素因数の和:31993

約数の個数: 24

約数和(自身を含む): 5372976

約数和(自身を除く): 3454116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 31981, 63962, 95943, 127924, 159905, 191886, 319810, 383772, 479715, 639620, 959430, 1918860]

約数ペア:

[(1, 1918860), (2, 959430), (3, 639620), (4, 479715), (5, 383772), (6, 319810), (10, 191886), (12, 159905), (15, 127924), (20, 95943), (30, 63962), (60, 31981)]