40344356

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1680

約数の個数: 36

約数和(自身を含む): 78566292

約数和(自身を除く): 38221936

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 169, 338, 481, 676, 962, 1613, 1924, 3226, 6253, 6452, 12506, 20969, 25012, 41938, 59681, 83876, 119362, 238724, 272597, 545194, 775853, 1090388, 1551706, 3103412, 10086089, 20172178, 40344356]

約数ペア:

[(1, 40344356), (2, 20172178), (4, 10086089), (13, 3103412), (26, 1551706), (37, 1090388), (52, 775853), (74, 545194), (148, 272597), (169, 238724), (338, 119362), (481, 83876), (676, 59681), (962, 41938), (1613, 25012), (1924, 20969), (3226, 12506), (6253, 6452)]