2061529040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{1571}}^1$

素因数の和:1980

約数の個数: 80

約数和(自身を含む): 4912185600

約数和(自身を除く): 2850656560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 349, 376, 470, 698, 752, 940, 1396, 1571, 1745, 1880, 2792, 3142, 3490, 3760, 5584, 6284, 6980, 7855, 12568, 13960, 15710, 16403, 25136, 27920, 31420, 32806, 62840, 65612, 73837, 82015, 125680, 131224, 147674, 164030, 262448, 295348, 328060, 369185, 548279, 590696, 656120, 738370, 1096558, 1181392, 1312240, 1476740, 2193116, 2741395, 2953480, 4386232, 5482790, 5906960, 8772464, 10965580, 21931160, 25769113, 43862320, 51538226, 103076452, 128845565, 206152904, 257691130, 412305808, 515382260, 1030764520, 2061529040]

約数ペア:

[(1, 2061529040), (2, 1030764520), (4, 515382260), (5, 412305808), (8, 257691130), (10, 206152904), (16, 128845565), (20, 103076452), (40, 51538226), (47, 43862320), (80, 25769113), (94, 21931160), (188, 10965580), (235, 8772464), (349, 5906960), (376, 5482790), (470, 4386232), (698, 2953480), (752, 2741395), (940, 2193116), (1396, 1476740), (1571, 1312240), (1745, 1181392), (1880, 1096558), (2792, 738370), (3142, 656120), (3490, 590696), (3760, 548279), (5584, 369185), (6284, 328060), (6980, 295348), (7855, 262448), (12568, 164030), (13960, 147674), (15710, 131224), (16403, 125680), (25136, 82015), (27920, 73837), (31420, 65612), (32806, 62840)]