40386724

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30689}}^1$

素因数の和:30747

約数の個数: 24

約数和(自身を含む): 82494720

約数和(自身を除く): 42107996

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 30689, 61378, 122756, 214823, 429646, 859292, 1442383, 2884766, 5769532, 10096681, 20193362, 40386724]

約数ペア:

[(1, 40386724), (2, 20193362), (4, 10096681), (7, 5769532), (14, 2884766), (28, 1442383), (47, 859292), (94, 429646), (188, 214823), (329, 122756), (658, 61378), (1316, 30689)]