39939160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1039}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 92944800

約数和(自身を除く): 53005640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1039, 1240, 1922, 2078, 3844, 4156, 4805, 5195, 7688, 8312, 9610, 10390, 19220, 20780, 32209, 38440, 41560, 64418, 128836, 161045, 257672, 322090, 644180, 998479, 1288360, 1996958, 3993916, 4992395, 7987832, 9984790, 19969580, 39939160]

約数ペア:

[(1, 39939160), (2, 19969580), (4, 9984790), (5, 7987832), (8, 4992395), (10, 3993916), (20, 1996958), (31, 1288360), (40, 998479), (62, 644180), (124, 322090), (155, 257672), (248, 161045), (310, 128836), (620, 64418), (961, 41560), (1039, 38440), (1240, 32209), (1922, 20780), (2078, 19220), (3844, 10390), (4156, 9610), (4805, 8312), (5195, 7688)]