19307940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321799}}^1$

素因数の和:321811

約数の個数: 24

約数和(自身を含む): 54062400

約数和(自身を除く): 34754460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321799, 643598, 965397, 1287196, 1608995, 1930794, 3217990, 3861588, 4826985, 6435980, 9653970, 19307940]

約数ペア:

[(1, 19307940), (2, 9653970), (3, 6435980), (4, 4826985), (5, 3861588), (6, 3217990), (10, 1930794), (12, 1608995), (15, 1287196), (20, 965397), (30, 643598), (60, 321799)]