87318340

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{5059}}^1$

素因数の和:5931

約数の個数: 24

約数和(自身を含む): 183617280

約数和(自身を除く): 96298940

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 5059, 8630, 10118, 17260, 20236, 25295, 50590, 101180, 4365917, 8731834, 17463668, 21829585, 43659170, 87318340]

約数ペア:

[(1, 87318340), (2, 43659170), (4, 21829585), (5, 17463668), (10, 8731834), (20, 4365917), (863, 101180), (1726, 50590), (3452, 25295), (4315, 20236), (5059, 17260), (8630, 10118)]