38440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 89370

約数和(自身を除く): 50930

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 7688, 9610, 19220, 38440]

約数ペア:

[(1, 38440), (2, 19220), (4, 9610), (5, 7688), (8, 4805), (10, 3844), (20, 1922), (31, 1240), (40, 961), (62, 620), (124, 310), (155, 248)]