19516080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:598

約数の個数: 80

約数和(自身を含む): 60933600

約数和(自身を除く): 41417520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 233, 240, 349, 466, 698, 699, 932, 1047, 1165, 1396, 1398, 1745, 1864, 2094, 2330, 2792, 2796, 3490, 3495, 3728, 4188, 4660, 5235, 5584, 5592, 6980, 6990, 8376, 9320, 10470, 11184, 13960, 13980, 16752, 18640, 20940, 27920, 27960, 41880, 55920, 81317, 83760, 162634, 243951, 325268, 406585, 487902, 650536, 813170, 975804, 1219755, 1301072, 1626340, 1951608, 2439510, 3252680, 3903216, 4879020, 6505360, 9758040, 19516080]

約数ペア:

[(1, 19516080), (2, 9758040), (3, 6505360), (4, 4879020), (5, 3903216), (6, 3252680), (8, 2439510), (10, 1951608), (12, 1626340), (15, 1301072), (16, 1219755), (20, 975804), (24, 813170), (30, 650536), (40, 487902), (48, 406585), (60, 325268), (80, 243951), (120, 162634), (233, 83760), (240, 81317), (349, 55920), (466, 41880), (698, 27960), (699, 27920), (932, 20940), (1047, 18640), (1165, 16752), (1396, 13980), (1398, 13960), (1745, 11184), (1864, 10470), (2094, 9320), (2330, 8376), (2792, 6990), (2796, 6980), (3490, 5592), (3495, 5584), (3728, 5235), (4188, 4660)]