118913260

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{43399}}^1$

素因数の和:43545

約数の個数: 24

約数和(自身を含む): 251546400

約数和(自身を除く): 132633140

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 43399, 86798, 173596, 216995, 433990, 867980, 5945663, 11891326, 23782652, 29728315, 59456630, 118913260]

約数ペア:

[(1, 118913260), (2, 59456630), (4, 29728315), (5, 23782652), (10, 11891326), (20, 5945663), (137, 867980), (274, 433990), (548, 216995), (685, 173596), (1370, 86798), (2740, 43399)]