90212660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{121909}}^1$

素因数の和:121955

約数の個数: 24

約数和(自身を含む): 194568360

約数和(自身を除く): 104355700

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 121909, 243818, 487636, 609545, 1219090, 2438180, 4510633, 9021266, 18042532, 22553165, 45106330, 90212660]

約数ペア:

[(1, 90212660), (2, 45106330), (4, 22553165), (5, 18042532), (10, 9021266), (20, 4510633), (37, 2438180), (74, 1219090), (148, 609545), (185, 487636), (370, 243818), (740, 121909)]