40399924

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1361}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 72877896

約数和(自身を除く): 32477972

約数列:

[1, 2, 4, 41, 82, 164, 181, 362, 724, 1361, 2722, 5444, 7421, 14842, 29684, 55801, 111602, 223204, 246341, 492682, 985364, 10099981, 20199962, 40399924]

約数ペア:

[(1, 40399924), (2, 20199962), (4, 10099981), (41, 985364), (82, 492682), (164, 246341), (181, 223204), (362, 111602), (724, 55801), (1361, 29684), (2722, 14842), (5444, 7421)]