40497548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1662

約数の個数: 48

約数和(自身を含む): 88510464

約数和(自身を除く): 48012916

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1567, 1846, 1988, 3134, 3692, 6268, 6461, 10969, 12922, 20371, 21938, 25844, 40742, 43876, 81484, 111257, 142597, 222514, 285194, 445028, 570388, 778799, 1446341, 1557598, 2892682, 3115196, 5785364, 10124387, 20248774, 40497548]

約数ペア:

[(1, 40497548), (2, 20248774), (4, 10124387), (7, 5785364), (13, 3115196), (14, 2892682), (26, 1557598), (28, 1446341), (52, 778799), (71, 570388), (91, 445028), (142, 285194), (182, 222514), (284, 142597), (364, 111257), (497, 81484), (923, 43876), (994, 40742), (1567, 25844), (1846, 21938), (1988, 20371), (3134, 12922), (3692, 10969), (6268, 6461)]