23049640

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2731}}^1$

素因数の和:2953

約数の個数: 32

約数和(自身を含む): 52126560

約数和(自身を除く): 29076920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 2731, 4220, 5462, 8440, 10924, 13655, 21848, 27310, 54620, 109240, 576241, 1152482, 2304964, 2881205, 4609928, 5762410, 11524820, 23049640]

約数ペア:

[(1, 23049640), (2, 11524820), (4, 5762410), (5, 4609928), (8, 2881205), (10, 2304964), (20, 1152482), (40, 576241), (211, 109240), (422, 54620), (844, 27310), (1055, 21848), (1688, 13655), (2110, 10924), (2731, 8440), (4220, 5462)]