678421370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{16273}}^1$

素因数の和:16670

約数の個数: 32

約数和(自身を含む): 1335769920

約数和(自身を除く): 657348550

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 379, 758, 1895, 3790, 4169, 8338, 16273, 20845, 32546, 41690, 81365, 162730, 179003, 358006, 895015, 1790030, 6167467, 12334934, 30837335, 61674670, 67842137, 135684274, 339210685, 678421370]

約数ペア:

[(1, 678421370), (2, 339210685), (5, 135684274), (10, 67842137), (11, 61674670), (22, 30837335), (55, 12334934), (110, 6167467), (379, 1790030), (758, 895015), (1895, 358006), (3790, 179003), (4169, 162730), (8338, 81365), (16273, 41690), (20845, 32546)]