90018990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1000211}}^1$

素因数の和:1000224

約数の個数: 24

約数和(自身を含む): 234049608

約数和(自身を除く): 144030618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1000211, 2000422, 3000633, 5001055, 6001266, 9001899, 10002110, 15003165, 18003798, 30006330, 45009495, 90018990]

約数ペア:

[(1, 90018990), (2, 45009495), (3, 30006330), (5, 18003798), (6, 15003165), (9, 10002110), (10, 9001899), (15, 6001266), (18, 5001055), (30, 3000633), (45, 2000422), (90, 1000211)]