19802010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{660067}}^1$

素因数の和:660077

約数の個数: 16

約数和(自身を含む): 47524896

約数和(自身を除く): 27722886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 660067, 1320134, 1980201, 3300335, 3960402, 6600670, 9901005, 19802010]

約数ペア:

[(1, 19802010), (2, 9901005), (3, 6600670), (5, 3960402), (6, 3300335), (10, 1980201), (15, 1320134), (30, 660067)]