56709280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20849}}^1$

素因数の和:20881

約数の個数: 48

約数和(自身を含む): 141863400

約数和(自身を除く): 85154120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 20849, 41698, 83396, 104245, 166792, 208490, 333584, 354433, 416980, 667168, 708866, 833960, 1417732, 1667920, 1772165, 2835464, 3335840, 3544330, 5670928, 7088660, 11341856, 14177320, 28354640, 56709280]

約数ペア:

[(1, 56709280), (2, 28354640), (4, 14177320), (5, 11341856), (8, 7088660), (10, 5670928), (16, 3544330), (17, 3335840), (20, 2835464), (32, 1772165), (34, 1667920), (40, 1417732), (68, 833960), (80, 708866), (85, 667168), (136, 416980), (160, 354433), (170, 333584), (272, 208490), (340, 166792), (544, 104245), (680, 83396), (1360, 41698), (2720, 20849)]