72609260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1753}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 162069600

約数和(自身を除く): 89460340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 1753, 2071, 2180, 3506, 4142, 7012, 8284, 8765, 10355, 17530, 20710, 33307, 35060, 41420, 66614, 133228, 166535, 191077, 333070, 382154, 666140, 764308, 955385, 1910770, 3630463, 3821540, 7260926, 14521852, 18152315, 36304630, 72609260]

約数ペア:

[(1, 72609260), (2, 36304630), (4, 18152315), (5, 14521852), (10, 7260926), (19, 3821540), (20, 3630463), (38, 1910770), (76, 955385), (95, 764308), (109, 666140), (190, 382154), (218, 333070), (380, 191077), (436, 166535), (545, 133228), (1090, 66614), (1753, 41420), (2071, 35060), (2180, 33307), (3506, 20710), (4142, 17530), (7012, 10355), (8284, 8765)]