2158109890

素因数分解:

$2^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{762583}}^1$

素因数の和:762873

約数の個数: 16

約数和(自身を含む): 3898329408

約数和(自身を除く): 1740219518

約数列:

[1, 2, 5, 10, 283, 566, 1415, 2830, 762583, 1525166, 3812915, 7625830, 215810989, 431621978, 1079054945, 2158109890]

約数ペア:

[(1, 2158109890), (2, 1079054945), (5, 431621978), (10, 215810989), (283, 7625830), (566, 3812915), (1415, 1525166), (2830, 762583)]