2019013340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{7151}}^1$

素因数の和:7922

約数の個数: 48

約数和(自身を含む): 4469713920

約数和(自身を除く): 2450700580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 743, 1486, 2972, 3715, 7151, 7430, 14117, 14302, 14860, 28234, 28604, 35755, 56468, 70585, 71510, 135869, 141170, 143020, 271738, 282340, 543476, 679345, 1358690, 2717380, 5313193, 10626386, 21252772, 26565965, 53131930, 100950667, 106263860, 201901334, 403802668, 504753335, 1009506670, 2019013340]

約数ペア:

[(1, 2019013340), (2, 1009506670), (4, 504753335), (5, 403802668), (10, 201901334), (19, 106263860), (20, 100950667), (38, 53131930), (76, 26565965), (95, 21252772), (190, 10626386), (380, 5313193), (743, 2717380), (1486, 1358690), (2972, 679345), (3715, 543476), (7151, 282340), (7430, 271738), (14117, 143020), (14302, 141170), (14860, 135869), (28234, 71510), (28604, 70585), (35755, 56468)]