26155580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 60933600

約数和(自身を除く): 34778020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 1949, 2684, 3355, 3898, 6710, 7796, 9745, 13420, 19490, 21439, 38980, 42878, 85756, 107195, 118889, 214390, 237778, 428780, 475556, 594445, 1188890, 1307779, 2377780, 2615558, 5231116, 6538895, 13077790, 26155580]

約数ペア:

[(1, 26155580), (2, 13077790), (4, 6538895), (5, 5231116), (10, 2615558), (11, 2377780), (20, 1307779), (22, 1188890), (44, 594445), (55, 475556), (61, 428780), (110, 237778), (122, 214390), (220, 118889), (244, 107195), (305, 85756), (610, 42878), (671, 38980), (1220, 21439), (1342, 19490), (1949, 13420), (2684, 9745), (3355, 7796), (3898, 6710)]