19961220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{332687}}^1$

素因数の和:332699

約数の個数: 24

約数和(自身を含む): 55891584

約数和(自身を除く): 35930364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 332687, 665374, 998061, 1330748, 1663435, 1996122, 3326870, 3992244, 4990305, 6653740, 9980610, 19961220]

約数ペア:

[(1, 19961220), (2, 9980610), (3, 6653740), (4, 4990305), (5, 3992244), (6, 3326870), (10, 1996122), (12, 1663435), (15, 1330748), (20, 998061), (30, 665374), (60, 332687)]