1916970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 5187456

約数和(自身を除く): 3270486

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 37, 55, 66, 74, 110, 111, 157, 165, 185, 222, 314, 330, 370, 407, 471, 555, 785, 814, 942, 1110, 1221, 1570, 1727, 2035, 2355, 2442, 3454, 4070, 4710, 5181, 5809, 6105, 8635, 10362, 11618, 12210, 17270, 17427, 25905, 29045, 34854, 51810, 58090, 63899, 87135, 127798, 174270, 191697, 319495, 383394, 638990, 958485, 1916970]

約数ペア:

[(1, 1916970), (2, 958485), (3, 638990), (5, 383394), (6, 319495), (10, 191697), (11, 174270), (15, 127798), (22, 87135), (30, 63899), (33, 58090), (37, 51810), (55, 34854), (66, 29045), (74, 25905), (110, 17427), (111, 17270), (157, 12210), (165, 11618), (185, 10362), (222, 8635), (314, 6105), (330, 5809), (370, 5181), (407, 4710), (471, 4070), (555, 3454), (785, 2442), (814, 2355), (942, 2035), (1110, 1727), (1221, 1570)]