39609880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23029}}^1$

素因数の和:23083

約数の個数: 32

約数和(自身を含む): 91198800

約数和(自身を除く): 51588920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 23029, 46058, 92116, 115145, 184232, 230290, 460580, 921160, 990247, 1980494, 3960988, 4951235, 7921976, 9902470, 19804940, 39609880]

約数ペア:

[(1, 39609880), (2, 19804940), (4, 9902470), (5, 7921976), (8, 4951235), (10, 3960988), (20, 1980494), (40, 990247), (43, 921160), (86, 460580), (172, 230290), (215, 184232), (344, 115145), (430, 92116), (860, 46058), (1720, 23029)]