2668240

素因数分解:

$2^4\times 5^1\times {\mathrm{33353}}^1$

素因数の和:33366

約数の個数: 20

約数和(自身を含む): 6203844

約数和(自身を除く): 3535604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33353, 66706, 133412, 166765, 266824, 333530, 533648, 667060, 1334120, 2668240]

約数ペア:

[(1, 2668240), (2, 1334120), (4, 667060), (5, 533648), (8, 333530), (10, 266824), (16, 166765), (20, 133412), (40, 66706), (80, 33353)]