2639630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5387}}^1$

素因数の和:5408

約数の個数: 24

約数和(自身を含む): 5528088

約数和(自身を除く): 2888458

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5387, 10774, 26935, 37709, 53870, 75418, 188545, 263963, 377090, 527926, 1319815, 2639630]

約数ペア:

[(1, 2639630), (2, 1319815), (5, 527926), (7, 377090), (10, 263963), (14, 188545), (35, 75418), (49, 53870), (70, 37709), (98, 26935), (245, 10774), (490, 5387)]