28036360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63719}}^1$

素因数の和:63741

約数の個数: 32

約数和(自身を含む): 68817600

約数和(自身を除く): 40781240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 63719, 127438, 254876, 318595, 509752, 637190, 700909, 1274380, 1401818, 2548760, 2803636, 3504545, 5607272, 7009090, 14018180, 28036360]

約数ペア:

[(1, 28036360), (2, 14018180), (4, 7009090), (5, 5607272), (8, 3504545), (10, 2803636), (11, 2548760), (20, 1401818), (22, 1274380), (40, 700909), (44, 637190), (55, 509752), (88, 318595), (110, 254876), (220, 127438), (440, 63719)]