1290786772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{4507}}^1$

素因数の和:4828

約数の個数: 48

約数和(自身を含む): 2581028352

約数和(自身を除く): 1290241580

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 283, 506, 566, 1012, 1132, 3113, 4507, 6226, 6509, 9014, 12452, 13018, 18028, 26036, 49577, 71599, 99154, 103661, 143198, 198308, 207322, 286396, 414644, 1140271, 1275481, 2280542, 2550962, 4561084, 5101924, 14030291, 28060582, 29336063, 56121164, 58672126, 117344252, 322696693, 645393386, 1290786772]

約数ペア:

[(1, 1290786772), (2, 645393386), (4, 322696693), (11, 117344252), (22, 58672126), (23, 56121164), (44, 29336063), (46, 28060582), (92, 14030291), (253, 5101924), (283, 4561084), (506, 2550962), (566, 2280542), (1012, 1275481), (1132, 1140271), (3113, 414644), (4507, 286396), (6226, 207322), (6509, 198308), (9014, 143198), (12452, 103661), (13018, 99154), (18028, 71599), (26036, 49577)]