285405019220

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{33109631}}^1$

素因数の和:33110071

約数の個数: 24

約数和(自身を含む): 600741163008

約数和(自身を除く): 315336143788

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 33109631, 66219262, 132438524, 165548155, 331096310, 662192620, 14270250961, 28540501922, 57081003844, 71351254805, 142702509610, 285405019220]

約数ペア:

[(1, 285405019220), (2, 142702509610), (4, 71351254805), (5, 57081003844), (10, 28540501922), (20, 14270250961), (431, 662192620), (862, 331096310), (1724, 165548155), (2155, 132438524), (4310, 66219262), (8620, 33109631)]