40478452

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21577}}^1$

素因数の和:21655

約数の個数: 24

約数和(自身を含む): 82169024

約数和(自身を除く): 41690572

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 21577, 43154, 86308, 151039, 302078, 604156, 1445659, 2891318, 5782636, 10119613, 20239226, 40478452]

約数ペア:

[(1, 40478452), (2, 20239226), (4, 10119613), (7, 5782636), (14, 2891318), (28, 1445659), (67, 604156), (134, 302078), (268, 151039), (469, 86308), (938, 43154), (1876, 21577)]