54431860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1549}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 131241600

約数和(自身を除く): 76809740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1549, 1757, 2510, 3098, 3514, 5020, 6196, 7028, 7745, 8785, 10843, 15490, 17570, 21686, 30980, 35140, 43372, 54215, 108430, 216860, 388799, 777598, 1555196, 1943995, 2721593, 3887990, 5443186, 7775980, 10886372, 13607965, 27215930, 54431860]

約数ペア:

[(1, 54431860), (2, 27215930), (4, 13607965), (5, 10886372), (7, 7775980), (10, 5443186), (14, 3887990), (20, 2721593), (28, 1943995), (35, 1555196), (70, 777598), (140, 388799), (251, 216860), (502, 108430), (1004, 54215), (1255, 43372), (1549, 35140), (1757, 30980), (2510, 21686), (3098, 17570), (3514, 15490), (5020, 10843), (6196, 8785), (7028, 7745)]