90691220

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{12157}}^1$

素因数の和:12539

約数の個数: 24

約数和(自身を含む): 190977864

約数和(自身を除く): 100286644

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 3730, 7460, 12157, 24314, 48628, 60785, 121570, 243140, 4534561, 9069122, 18138244, 22672805, 45345610, 90691220]

約数ペア:

[(1, 90691220), (2, 45345610), (4, 22672805), (5, 18138244), (10, 9069122), (20, 4534561), (373, 243140), (746, 121570), (1492, 60785), (1865, 48628), (3730, 24314), (7460, 12157)]