56139664

素因数分解:

$2^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1997}}^1$

素因数の和:2263

約数の個数: 40

約数和(自身を含む): 124867008

約数和(自身を除く): 68727344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251, 502, 1004, 1757, 1997, 2008, 3514, 3994, 4016, 7028, 7988, 13979, 14056, 15976, 27958, 28112, 31952, 55916, 111832, 223664, 501247, 1002494, 2004988, 3508729, 4009976, 7017458, 8019952, 14034916, 28069832, 56139664]

約数ペア:

[(1, 56139664), (2, 28069832), (4, 14034916), (7, 8019952), (8, 7017458), (14, 4009976), (16, 3508729), (28, 2004988), (56, 1002494), (112, 501247), (251, 223664), (502, 111832), (1004, 55916), (1757, 31952), (1997, 28112), (2008, 27958), (3514, 15976), (3994, 14056), (4016, 13979), (7028, 7988)]