40897864

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 92586240

約数和(自身を除く): 51688376

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 113, 161, 184, 226, 281, 322, 452, 562, 644, 791, 904, 1124, 1288, 1582, 1967, 2248, 2599, 3164, 3934, 5198, 6328, 6463, 7868, 10396, 12926, 15736, 18193, 20792, 25852, 31753, 36386, 45241, 51704, 63506, 72772, 90482, 127012, 145544, 180964, 222271, 254024, 361928, 444542, 730319, 889084, 1460638, 1778168, 2921276, 5112233, 5842552, 10224466, 20448932, 40897864]

約数ペア:

[(1, 40897864), (2, 20448932), (4, 10224466), (7, 5842552), (8, 5112233), (14, 2921276), (23, 1778168), (28, 1460638), (46, 889084), (56, 730319), (92, 444542), (113, 361928), (161, 254024), (184, 222271), (226, 180964), (281, 145544), (322, 127012), (452, 90482), (562, 72772), (644, 63506), (791, 51704), (904, 45241), (1124, 36386), (1288, 31753), (1582, 25852), (1967, 20792), (2248, 18193), (2599, 15736), (3164, 12926), (3934, 10396), (5198, 7868), (6328, 6463)]