40428892

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{3637}}^1$

素因数の和:4045

約数の個数: 24

約数和(自身を含む): 81083744

約数和(自身を除く): 40654852

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 3637, 5558, 7274, 11116, 14548, 25459, 50918, 101836, 1443889, 2887778, 5775556, 10107223, 20214446, 40428892]

約数ペア:

[(1, 40428892), (2, 20214446), (4, 10107223), (7, 5775556), (14, 2887778), (28, 1443889), (397, 101836), (794, 50918), (1588, 25459), (2779, 14548), (3637, 11116), (5558, 7274)]