30990764

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3911}}^1$

素因数の和:4205

約数の個数: 24

約数和(自身を含む): 62216448

約数和(自身を除く): 31225684

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 3911, 3962, 7822, 7924, 15644, 27377, 54754, 109508, 1106813, 2213626, 4427252, 7747691, 15495382, 30990764]

約数ペア:

[(1, 30990764), (2, 15495382), (4, 7747691), (7, 4427252), (14, 2213626), (28, 1106813), (283, 109508), (566, 54754), (1132, 27377), (1981, 15644), (3911, 7924), (3962, 7822)]