2783173880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{7019}}^1$

素因数の和:7484

約数の個数: 64

約数和(自身を含む): 6550502400

約数和(自身を除く): 3767328520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 431, 460, 862, 920, 1724, 2155, 3448, 4310, 7019, 8620, 9913, 14038, 17240, 19826, 28076, 35095, 39652, 49565, 56152, 70190, 79304, 99130, 140380, 161437, 198260, 280760, 322874, 396520, 645748, 807185, 1291496, 1614370, 3025189, 3228740, 6050378, 6457480, 12100756, 15125945, 24201512, 30251890, 60503780, 69579347, 121007560, 139158694, 278317388, 347896735, 556634776, 695793470, 1391586940, 2783173880]

約数ペア:

[(1, 2783173880), (2, 1391586940), (4, 695793470), (5, 556634776), (8, 347896735), (10, 278317388), (20, 139158694), (23, 121007560), (40, 69579347), (46, 60503780), (92, 30251890), (115, 24201512), (184, 15125945), (230, 12100756), (431, 6457480), (460, 6050378), (862, 3228740), (920, 3025189), (1724, 1614370), (2155, 1291496), (3448, 807185), (4310, 645748), (7019, 396520), (8620, 322874), (9913, 280760), (14038, 198260), (17240, 161437), (19826, 140380), (28076, 99130), (35095, 79304), (39652, 70190), (49565, 56152)]