20881817940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348030299}}^1$

素因数の和:348030311

約数の個数: 24

約数和(自身を含む): 58469090400

約数和(自身を除く): 37587272460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348030299, 696060598, 1044090897, 1392121196, 1740151495, 2088181794, 3480302990, 4176363588, 5220454485, 6960605980, 10440908970, 20881817940]

約数ペア:

[(1, 20881817940), (2, 10440908970), (3, 6960605980), (4, 5220454485), (5, 4176363588), (6, 3480302990), (10, 2088181794), (12, 1740151495), (15, 1392121196), (20, 1044090897), (30, 696060598), (60, 348030299)]