27405220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1759}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 62092800

約数和(自身を除く): 34687580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 1759, 3116, 3518, 3895, 7036, 7790, 8795, 15580, 17590, 33421, 35180, 66842, 72119, 133684, 144238, 167105, 288476, 334210, 360595, 668420, 721190, 1370261, 1442380, 2740522, 5481044, 6851305, 13702610, 27405220]

約数ペア:

[(1, 27405220), (2, 13702610), (4, 6851305), (5, 5481044), (10, 2740522), (19, 1442380), (20, 1370261), (38, 721190), (41, 668420), (76, 360595), (82, 334210), (95, 288476), (164, 167105), (190, 144238), (205, 133684), (380, 72119), (410, 66842), (779, 35180), (820, 33421), (1558, 17590), (1759, 15580), (3116, 8795), (3518, 7790), (3895, 7036)]