123953820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2065897}}^1$

素因数の和:2065909

約数の個数: 24

約数和(自身を含む): 347070864

約数和(自身を除く): 223117044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2065897, 4131794, 6197691, 8263588, 10329485, 12395382, 20658970, 24790764, 30988455, 41317940, 61976910, 123953820]

約数ペア:

[(1, 123953820), (2, 61976910), (3, 41317940), (4, 30988455), (5, 24790764), (6, 20658970), (10, 12395382), (12, 10329485), (15, 8263588), (20, 6197691), (30, 4131794), (60, 2065897)]