20339580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{338993}}^1$

素因数の和:339005

約数の個数: 24

約数和(自身を含む): 56950992

約数和(自身を除く): 36611412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 338993, 677986, 1016979, 1355972, 1694965, 2033958, 3389930, 4067916, 5084895, 6779860, 10169790, 20339580]

約数ペア:

[(1, 20339580), (2, 10169790), (3, 6779860), (4, 5084895), (5, 4067916), (6, 3389930), (10, 2033958), (12, 1694965), (15, 1355972), (20, 1016979), (30, 677986), (60, 338993)]