7978670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 17606160

約数和(自身を除く): 9627490

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 857, 931, 1330, 1714, 1862, 4285, 4655, 5999, 8570, 9310, 11998, 16283, 29995, 32566, 41993, 59990, 81415, 83986, 113981, 162830, 209965, 227962, 419930, 569905, 797867, 1139810, 1595734, 3989335, 7978670]

約数ペア:

[(1, 7978670), (2, 3989335), (5, 1595734), (7, 1139810), (10, 797867), (14, 569905), (19, 419930), (35, 227962), (38, 209965), (49, 162830), (70, 113981), (95, 83986), (98, 81415), (133, 59990), (190, 41993), (245, 32566), (266, 29995), (490, 16283), (665, 11998), (857, 9310), (931, 8570), (1330, 5999), (1714, 4655), (1862, 4285)]