26985220

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1993}}^1$

素因数の和:2679

約数の個数: 24

約数和(自身を含む): 56781144

約数和(自身を除く): 29795924

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 1993, 2708, 3385, 3986, 6770, 7972, 9965, 13540, 19930, 39860, 1349261, 2698522, 5397044, 6746305, 13492610, 26985220]

約数ペア:

[(1, 26985220), (2, 13492610), (4, 6746305), (5, 5397044), (10, 2698522), (20, 1349261), (677, 39860), (1354, 19930), (1993, 13540), (2708, 9965), (3385, 7972), (3986, 6770)]