38940456

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 100900800

約数和(自身を除く): 61960344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 97, 129, 172, 194, 258, 291, 344, 388, 389, 516, 582, 776, 778, 1032, 1164, 1167, 1556, 2328, 2334, 3112, 4171, 4668, 8342, 9336, 12513, 16684, 16727, 25026, 33368, 33454, 37733, 50052, 50181, 66908, 75466, 100104, 100362, 113199, 133816, 150932, 200724, 226398, 301864, 401448, 452796, 905592, 1622519, 3245038, 4867557, 6490076, 9735114, 12980152, 19470228, 38940456]

約数ペア:

[(1, 38940456), (2, 19470228), (3, 12980152), (4, 9735114), (6, 6490076), (8, 4867557), (12, 3245038), (24, 1622519), (43, 905592), (86, 452796), (97, 401448), (129, 301864), (172, 226398), (194, 200724), (258, 150932), (291, 133816), (344, 113199), (388, 100362), (389, 100104), (516, 75466), (582, 66908), (776, 50181), (778, 50052), (1032, 37733), (1164, 33454), (1167, 33368), (1556, 25026), (2328, 16727), (2334, 16684), (3112, 12513), (4171, 9336), (4668, 8342)]