40405456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27751}}^1$

素因数の和:27779

約数の個数: 40

約数和(自身を含む): 96354944

約数和(自身を除く): 55949488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 27751, 55502, 111004, 194257, 222008, 360763, 388514, 444016, 721526, 777028, 1443052, 1554056, 2525341, 2886104, 3108112, 5050682, 5772208, 10101364, 20202728, 40405456]

約数ペア:

[(1, 40405456), (2, 20202728), (4, 10101364), (7, 5772208), (8, 5050682), (13, 3108112), (14, 2886104), (16, 2525341), (26, 1554056), (28, 1443052), (52, 777028), (56, 721526), (91, 444016), (104, 388514), (112, 360763), (182, 222008), (208, 194257), (364, 111004), (728, 55502), (1456, 27751)]