40021228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:914

約数の個数: 36

約数和(自身を含む): 76972728

約数和(自身を除く): 36951500

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 169, 292, 338, 676, 811, 949, 1622, 1898, 3244, 3796, 10543, 12337, 21086, 24674, 42172, 49348, 59203, 118406, 137059, 236812, 274118, 548236, 769639, 1539278, 3078556, 10005307, 20010614, 40021228]

約数ペア:

[(1, 40021228), (2, 20010614), (4, 10005307), (13, 3078556), (26, 1539278), (52, 769639), (73, 548236), (146, 274118), (169, 236812), (292, 137059), (338, 118406), (676, 59203), (811, 49348), (949, 42172), (1622, 24674), (1898, 21086), (3244, 12337), (3796, 10543)]