20160993520

素因数分解:

$2^4\times 5^1\times {\mathrm{252012419}}^1$

素因数の和:252012432

約数の個数: 20

約数和(自身を含む): 46874310120

約数和(自身を除く): 26713316600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252012419, 504024838, 1008049676, 1260062095, 2016099352, 2520124190, 4032198704, 5040248380, 10080496760, 20160993520]

約数ペア:

[(1, 20160993520), (2, 10080496760), (4, 5040248380), (5, 4032198704), (8, 2520124190), (10, 2016099352), (16, 1260062095), (20, 1008049676), (40, 504024838), (80, 252012419)]