40511080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 94303440

約数和(自身を除く): 53792360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 97, 106, 194, 197, 212, 265, 388, 394, 424, 485, 530, 776, 788, 970, 985, 1060, 1576, 1940, 1970, 2120, 3880, 3940, 5141, 7880, 10282, 10441, 19109, 20564, 20882, 25705, 38218, 41128, 41764, 51410, 52205, 76436, 83528, 95545, 102820, 104410, 152872, 191090, 205640, 208820, 382180, 417640, 764360, 1012777, 2025554, 4051108, 5063885, 8102216, 10127770, 20255540, 40511080]

約数ペア:

[(1, 40511080), (2, 20255540), (4, 10127770), (5, 8102216), (8, 5063885), (10, 4051108), (20, 2025554), (40, 1012777), (53, 764360), (97, 417640), (106, 382180), (194, 208820), (197, 205640), (212, 191090), (265, 152872), (388, 104410), (394, 102820), (424, 95545), (485, 83528), (530, 76436), (776, 52205), (788, 51410), (970, 41764), (985, 41128), (1060, 38218), (1576, 25705), (1940, 20882), (1970, 20564), (2120, 19109), (3880, 10441), (3940, 10282), (5141, 7880)]