2045663405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{53699}}^1$

素因数の和:54124

約数の個数: 16

約数和(自身を含む): 2590488000

約数和(自身を除く): 544824595

約数列:

[1, 5, 19, 95, 401, 2005, 7619, 38095, 53699, 268495, 1020281, 5101405, 21533299, 107666495, 409132681, 2045663405]

約数ペア:

[(1, 2045663405), (5, 409132681), (19, 107666495), (95, 21533299), (401, 5101405), (2005, 1020281), (7619, 268495), (38095, 53699)]