86240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1$

素因数の和:40

約数の個数: 72

約数和(自身を含む): 258552

約数和(自身を除く): 172312

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1960, 2156, 2464, 2695, 3080, 3920, 4312, 5390, 6160, 7840, 8624, 10780, 12320, 17248, 21560, 43120, 86240]

約数ペア:

[(1, 86240), (2, 43120), (4, 21560), (5, 17248), (7, 12320), (8, 10780), (10, 8624), (11, 7840), (14, 6160), (16, 5390), (20, 4312), (22, 3920), (28, 3080), (32, 2695), (35, 2464), (40, 2156), (44, 1960), (49, 1760), (55, 1568), (56, 1540), (70, 1232), (77, 1120), (80, 1078), (88, 980), (98, 880), (110, 784), (112, 770), (140, 616), (154, 560), (160, 539), (176, 490), (196, 440), (220, 392), (224, 385), (245, 352), (280, 308)]