2065280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{461}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 5654880

約数和(自身を除く): 3589600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 461, 560, 640, 896, 922, 1120, 1844, 2240, 2305, 3227, 3688, 4480, 4610, 6454, 7376, 9220, 12908, 14752, 16135, 18440, 25816, 29504, 32270, 36880, 51632, 59008, 64540, 73760, 103264, 129080, 147520, 206528, 258160, 295040, 413056, 516320, 1032640, 2065280]

約数ペア:

[(1, 2065280), (2, 1032640), (4, 516320), (5, 413056), (7, 295040), (8, 258160), (10, 206528), (14, 147520), (16, 129080), (20, 103264), (28, 73760), (32, 64540), (35, 59008), (40, 51632), (56, 36880), (64, 32270), (70, 29504), (80, 25816), (112, 18440), (128, 16135), (140, 14752), (160, 12908), (224, 9220), (280, 7376), (320, 6454), (448, 4610), (461, 4480), (560, 3688), (640, 3227), (896, 2305), (922, 2240), (1120, 1844)]