40009892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{769421}}^1$

素因数の和:769438

約数の個数: 12

約数和(自身を含む): 75403356

約数和(自身を除く): 35393464

約数列:

[1, 2, 4, 13, 26, 52, 769421, 1538842, 3077684, 10002473, 20004946, 40009892]

約数ペア:

[(1, 40009892), (2, 20004946), (4, 10002473), (13, 3077684), (26, 1538842), (52, 769421)]