28495710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{661}}^1$

素因数の和:1153

約数の個数: 48

約数和(自身を含む): 74355840

約数和(自身を除く): 45860130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 479, 661, 958, 1322, 1437, 1983, 2395, 2874, 3305, 3966, 4311, 4790, 5949, 6610, 7185, 8622, 9915, 11898, 14370, 19830, 21555, 29745, 43110, 59490, 316619, 633238, 949857, 1583095, 1899714, 2849571, 3166190, 4749285, 5699142, 9498570, 14247855, 28495710]

約数ペア:

[(1, 28495710), (2, 14247855), (3, 9498570), (5, 5699142), (6, 4749285), (9, 3166190), (10, 2849571), (15, 1899714), (18, 1583095), (30, 949857), (45, 633238), (90, 316619), (479, 59490), (661, 43110), (958, 29745), (1322, 21555), (1437, 19830), (1983, 14370), (2395, 11898), (2874, 9915), (3305, 8622), (3966, 7185), (4311, 6610), (4790, 5949)]