40278616

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^2\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 88592400

約数和(自身を除く): 48313784

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 389, 602, 778, 1204, 1556, 1849, 2408, 2723, 3112, 3698, 5446, 7396, 10892, 12943, 14792, 16727, 21784, 25886, 33454, 51772, 66908, 103544, 117089, 133816, 234178, 468356, 719261, 936712, 1438522, 2877044, 5034827, 5754088, 10069654, 20139308, 40278616]

約数ペア:

[(1, 40278616), (2, 20139308), (4, 10069654), (7, 5754088), (8, 5034827), (14, 2877044), (28, 1438522), (43, 936712), (56, 719261), (86, 468356), (172, 234178), (301, 133816), (344, 117089), (389, 103544), (602, 66908), (778, 51772), (1204, 33454), (1556, 25886), (1849, 21784), (2408, 16727), (2723, 14792), (3112, 12943), (3698, 10892), (5446, 7396)]