40981568

素因数分解:

$2^6\times {\mathrm{241}}^1\times {\mathrm{2657}}^1$

素因数の和:2910

約数の個数: 28

約数和(自身を含む): 81690972

約数和(自身を除く): 40709404

約数列:

[1, 2, 4, 8, 16, 32, 64, 241, 482, 964, 1928, 2657, 3856, 5314, 7712, 10628, 15424, 21256, 42512, 85024, 170048, 640337, 1280674, 2561348, 5122696, 10245392, 20490784, 40981568]

約数ペア:

[(1, 40981568), (2, 20490784), (4, 10245392), (8, 5122696), (16, 2561348), (32, 1280674), (64, 640337), (241, 170048), (482, 85024), (964, 42512), (1928, 21256), (2657, 15424), (3856, 10628), (5314, 7712)]