3888894260

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{987029}}^1$

素因数の和:987235

約数の個数: 24

約数和(自身を含む): 8208141480

約数和(自身を除く): 4319247220

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 987029, 1974058, 3948116, 4935145, 9870290, 19740580, 194444713, 388889426, 777778852, 972223565, 1944447130, 3888894260]

約数ペア:

[(1, 3888894260), (2, 1944447130), (4, 972223565), (5, 777778852), (10, 388889426), (20, 194444713), (197, 19740580), (394, 9870290), (788, 4935145), (985, 3948116), (1970, 1974058), (3940, 987029)]