4080360980

素因数分解:

$2^2\times 5^1\times {\mathrm{204018049}}^1$

素因数の和:204018058

約数の個数: 12

約数和(自身を含む): 8568758100

約数和(自身を除く): 4488397120

約数列:

[1, 2, 4, 5, 10, 20, 204018049, 408036098, 816072196, 1020090245, 2040180490, 4080360980]

約数ペア:

[(1, 4080360980), (2, 2040180490), (4, 1020090245), (5, 816072196), (10, 408036098), (20, 204018049)]