20562680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8713}}^1$

素因数の和:8783

約数の個数: 32

約数和(自身を含む): 47055600

約数和(自身を除く): 26492920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8713, 17426, 34852, 43565, 69704, 87130, 174260, 348520, 514067, 1028134, 2056268, 2570335, 4112536, 5140670, 10281340, 20562680]

約数ペア:

[(1, 20562680), (2, 10281340), (4, 5140670), (5, 4112536), (8, 2570335), (10, 2056268), (20, 1028134), (40, 514067), (59, 348520), (118, 174260), (236, 87130), (295, 69704), (472, 43565), (590, 34852), (1180, 17426), (2360, 8713)]