40008976

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1693}}^1$

素因数の和:1919

約数の個数: 40

約数和(自身を含む): 89063744

約数和(自身を除く): 49054768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 1477, 1688, 1693, 2954, 3376, 3386, 5908, 6772, 11816, 11851, 13544, 23632, 23702, 27088, 47404, 94808, 189616, 357223, 714446, 1428892, 2500561, 2857784, 5001122, 5715568, 10002244, 20004488, 40008976]

約数ペア:

[(1, 40008976), (2, 20004488), (4, 10002244), (7, 5715568), (8, 5001122), (14, 2857784), (16, 2500561), (28, 1428892), (56, 714446), (112, 357223), (211, 189616), (422, 94808), (844, 47404), (1477, 27088), (1688, 23702), (1693, 23632), (2954, 13544), (3376, 11851), (3386, 11816), (5908, 6772)]