220750544

素因数分解:

$2^4\times 7^1\times {\mathrm{1970987}}^1$

素因数の和:1971002

約数の個数: 20

約数和(自身を含む): 488805024

約数和(自身を除く): 268054480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1970987, 3941974, 7883948, 13796909, 15767896, 27593818, 31535792, 55187636, 110375272, 220750544]

約数ペア:

[(1, 220750544), (2, 110375272), (4, 55187636), (7, 31535792), (8, 27593818), (14, 15767896), (16, 13796909), (28, 7883948), (56, 3941974), (112, 1970987)]