2028103630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4138987}}^1$

素因数の和:4139008

約数の個数: 24

約数和(自身を含む): 4246601688

約数和(自身を除く): 2218498058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4138987, 8277974, 20694935, 28972909, 41389870, 57945818, 144864545, 202810363, 289729090, 405620726, 1014051815, 2028103630]

約数ペア:

[(1, 2028103630), (2, 1014051815), (5, 405620726), (7, 289729090), (10, 202810363), (14, 144864545), (35, 57945818), (49, 41389870), (70, 28972909), (98, 20694935), (245, 8277974), (490, 4138987)]