2540528060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18146629}}^1$

素因数の和:18146645

約数の個数: 24

約数和(自身を含む): 6097267680

約数和(自身を除く): 3556739620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18146629, 36293258, 72586516, 90733145, 127026403, 181466290, 254052806, 362932580, 508105612, 635132015, 1270264030, 2540528060]

約数ペア:

[(1, 2540528060), (2, 1270264030), (4, 635132015), (5, 508105612), (7, 362932580), (10, 254052806), (14, 181466290), (20, 127026403), (28, 90733145), (35, 72586516), (70, 36293258), (140, 18146629)]