56574260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68993}}^1$

素因数の和:69043

約数の個数: 24

約数和(自身を含む): 121705416

約数和(自身を除く): 65131156

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 68993, 137986, 275972, 344965, 689930, 1379860, 2828713, 5657426, 11314852, 14143565, 28287130, 56574260]

約数ペア:

[(1, 56574260), (2, 28287130), (4, 14143565), (5, 11314852), (10, 5657426), (20, 2828713), (41, 1379860), (82, 689930), (164, 344965), (205, 275972), (410, 137986), (820, 68993)]