20133640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9497}}^1$

素因数の和:9561

約数の個数: 32

約数和(自身を含む): 46160280

約数和(自身を除く): 26026640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 9497, 18994, 37988, 47485, 75976, 94970, 189940, 379880, 503341, 1006682, 2013364, 2516705, 4026728, 5033410, 10066820, 20133640]

約数ペア:

[(1, 20133640), (2, 10066820), (4, 5033410), (5, 4026728), (8, 2516705), (10, 2013364), (20, 1006682), (40, 503341), (53, 379880), (106, 189940), (212, 94970), (265, 75976), (424, 47485), (530, 37988), (1060, 18994), (2120, 9497)]