28112210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 63590400

約数和(自身を除く): 35478190

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 665, 805, 874, 919, 1330, 1610, 1838, 2185, 3059, 4370, 4595, 6118, 6433, 9190, 12866, 15295, 17461, 21137, 30590, 32165, 34922, 42274, 64330, 87305, 105685, 122227, 147959, 174610, 211370, 244454, 295918, 401603, 611135, 739795, 803206, 1222270, 1479590, 2008015, 2811221, 4016030, 5622442, 14056105, 28112210]

約数ペア:

[(1, 28112210), (2, 14056105), (5, 5622442), (7, 4016030), (10, 2811221), (14, 2008015), (19, 1479590), (23, 1222270), (35, 803206), (38, 739795), (46, 611135), (70, 401603), (95, 295918), (115, 244454), (133, 211370), (161, 174610), (190, 147959), (230, 122227), (266, 105685), (322, 87305), (437, 64330), (665, 42274), (805, 34922), (874, 32165), (919, 30590), (1330, 21137), (1610, 17461), (1838, 15295), (2185, 12866), (3059, 9190), (4370, 6433), (4595, 6118)]