170789860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{883}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 378705600

約数和(自身を除く): 207915740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 509, 883, 1018, 1766, 2036, 2545, 3532, 4415, 5090, 8830, 9671, 10180, 16777, 17660, 19342, 33554, 38684, 48355, 67108, 83885, 96710, 167770, 193420, 335540, 449447, 898894, 1797788, 2247235, 4494470, 8539493, 8988940, 17078986, 34157972, 42697465, 85394930, 170789860]

約数ペア:

[(1, 170789860), (2, 85394930), (4, 42697465), (5, 34157972), (10, 17078986), (19, 8988940), (20, 8539493), (38, 4494470), (76, 2247235), (95, 1797788), (190, 898894), (380, 449447), (509, 335540), (883, 193420), (1018, 167770), (1766, 96710), (2036, 83885), (2545, 67108), (3532, 48355), (4415, 38684), (5090, 33554), (8830, 19342), (9671, 17660), (10180, 16777)]