2959990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 5909760

約数和(自身を除く): 2949770

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 379, 710, 758, 781, 1562, 1895, 3790, 3905, 4169, 7810, 8338, 20845, 26909, 41690, 53818, 134545, 269090, 295999, 591998, 1479995, 2959990]

約数ペア:

[(1, 2959990), (2, 1479995), (5, 591998), (10, 295999), (11, 269090), (22, 134545), (55, 53818), (71, 41690), (110, 26909), (142, 20845), (355, 8338), (379, 7810), (710, 4169), (758, 3905), (781, 3790), (1562, 1895)]