38761490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{827}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 72135360

約数和(自身を除く): 33373870

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 827, 1090, 1654, 4135, 4687, 8270, 9374, 23435, 35561, 46870, 71122, 90143, 177805, 180286, 355610, 450715, 901430, 3876149, 7752298, 19380745, 38761490]

約数ペア:

[(1, 38761490), (2, 19380745), (5, 7752298), (10, 3876149), (43, 901430), (86, 450715), (109, 355610), (215, 180286), (218, 177805), (430, 90143), (545, 71122), (827, 46870), (1090, 35561), (1654, 23435), (4135, 9374), (4687, 8270)]