31112480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{27779}}^1$

素因数の和:27801

約数の個数: 48

約数和(自身を含む): 84006720

約数和(自身を除く): 52894240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 27779, 55558, 111116, 138895, 194453, 222232, 277790, 388906, 444464, 555580, 777812, 888928, 972265, 1111160, 1555624, 1944530, 2222320, 3111248, 3889060, 4444640, 6222496, 7778120, 15556240, 31112480]

約数ペア:

[(1, 31112480), (2, 15556240), (4, 7778120), (5, 6222496), (7, 4444640), (8, 3889060), (10, 3111248), (14, 2222320), (16, 1944530), (20, 1555624), (28, 1111160), (32, 972265), (35, 888928), (40, 777812), (56, 555580), (70, 444464), (80, 388906), (112, 277790), (140, 222232), (160, 194453), (224, 138895), (280, 111116), (560, 55558), (1120, 27779)]