20120804960

素因数分解:

$2^5\times 5^1\times {\mathrm{125755031}}^1$

素因数の和:125755046

約数の個数: 24

約数和(自身を含む): 47535402096

約数和(自身を除く): 27414597136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125755031, 251510062, 503020124, 628775155, 1006040248, 1257550310, 2012080496, 2515100620, 4024160992, 5030201240, 10060402480, 20120804960]

約数ペア:

[(1, 20120804960), (2, 10060402480), (4, 5030201240), (5, 4024160992), (8, 2515100620), (10, 2012080496), (16, 1257550310), (20, 1006040248), (32, 628775155), (40, 503020124), (80, 251510062), (160, 125755031)]