19402860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{323381}}^1$

素因数の和:323393

約数の個数: 24

約数和(自身を含む): 54328176

約数和(自身を除く): 34925316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 323381, 646762, 970143, 1293524, 1616905, 1940286, 3233810, 3880572, 4850715, 6467620, 9701430, 19402860]

約数ペア:

[(1, 19402860), (2, 9701430), (3, 6467620), (4, 4850715), (5, 3880572), (6, 3233810), (10, 1940286), (12, 1616905), (15, 1293524), (20, 970143), (30, 646762), (60, 323381)]