30744620

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1999}}^1$

素因数の和:2777

約数の個数: 24

約数和(自身を含む): 64680000

約数和(自身を除く): 33935380

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 1999, 3076, 3845, 3998, 7690, 7996, 9995, 15380, 19990, 39980, 1537231, 3074462, 6148924, 7686155, 15372310, 30744620]

約数ペア:

[(1, 30744620), (2, 15372310), (4, 7686155), (5, 6148924), (10, 3074462), (20, 1537231), (769, 39980), (1538, 19990), (1999, 15380), (3076, 9995), (3845, 7996), (3998, 7690)]