210629560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 487296000

約数和(自身を除く): 276666440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 199, 235, 376, 398, 470, 563, 796, 940, 995, 1126, 1592, 1880, 1990, 2252, 2815, 3980, 4504, 5630, 7960, 9353, 11260, 18706, 22520, 26461, 37412, 46765, 52922, 74824, 93530, 105844, 112037, 132305, 187060, 211688, 224074, 264610, 374120, 448148, 529220, 560185, 896296, 1058440, 1120370, 2240740, 4481480, 5265739, 10531478, 21062956, 26328695, 42125912, 52657390, 105314780, 210629560]

約数ペア:

[(1, 210629560), (2, 105314780), (4, 52657390), (5, 42125912), (8, 26328695), (10, 21062956), (20, 10531478), (40, 5265739), (47, 4481480), (94, 2240740), (188, 1120370), (199, 1058440), (235, 896296), (376, 560185), (398, 529220), (470, 448148), (563, 374120), (796, 264610), (940, 224074), (995, 211688), (1126, 187060), (1592, 132305), (1880, 112037), (1990, 105844), (2252, 93530), (2815, 74824), (3980, 52922), (4504, 46765), (5630, 37412), (7960, 26461), (9353, 22520), (11260, 18706)]