20406030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1949}}^1$

素因数の和:2308

約数の個数: 32

約数和(自身を含む): 49140000

約数和(自身を除く): 28733970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 1949, 2094, 3490, 3898, 5235, 5847, 9745, 10470, 11694, 19490, 29235, 58470, 680201, 1360402, 2040603, 3401005, 4081206, 6802010, 10203015, 20406030]

約数ペア:

[(1, 20406030), (2, 10203015), (3, 6802010), (5, 4081206), (6, 3401005), (10, 2040603), (15, 1360402), (30, 680201), (349, 58470), (698, 29235), (1047, 19490), (1745, 11694), (1949, 10470), (2094, 9745), (3490, 5847), (3898, 5235)]