26772140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 33707860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1499, 1786, 2998, 3572, 4465, 5996, 7495, 8930, 14990, 17860, 28481, 29980, 56962, 70453, 113924, 140906, 142405, 281812, 284810, 352265, 569620, 704530, 1338607, 1409060, 2677214, 5354428, 6693035, 13386070, 26772140]

約数ペア:

[(1, 26772140), (2, 13386070), (4, 6693035), (5, 5354428), (10, 2677214), (19, 1409060), (20, 1338607), (38, 704530), (47, 569620), (76, 352265), (94, 284810), (95, 281812), (188, 142405), (190, 140906), (235, 113924), (380, 70453), (470, 56962), (893, 29980), (940, 28481), (1499, 17860), (1786, 14990), (2998, 8930), (3572, 7495), (4465, 5996)]