18066880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 112

約数和(自身を含む): 47877984

約数和(自身を除く): 29811104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 101, 104, 130, 160, 172, 202, 208, 215, 260, 320, 344, 404, 416, 430, 505, 520, 559, 688, 808, 832, 860, 1010, 1040, 1118, 1313, 1376, 1616, 1720, 2020, 2080, 2236, 2626, 2752, 2795, 3232, 3440, 4040, 4160, 4343, 4472, 5252, 5590, 6464, 6565, 6880, 8080, 8686, 8944, 10504, 11180, 13130, 13760, 16160, 17372, 17888, 21008, 21715, 22360, 26260, 32320, 34744, 35776, 42016, 43430, 44720, 52520, 56459, 69488, 84032, 86860, 89440, 105040, 112918, 138976, 173720, 178880, 210080, 225836, 277952, 282295, 347440, 420160, 451672, 564590, 694880, 903344, 1129180, 1389760, 1806688, 2258360, 3613376, 4516720, 9033440, 18066880]

約数ペア:

[(1, 18066880), (2, 9033440), (4, 4516720), (5, 3613376), (8, 2258360), (10, 1806688), (13, 1389760), (16, 1129180), (20, 903344), (26, 694880), (32, 564590), (40, 451672), (43, 420160), (52, 347440), (64, 282295), (65, 277952), (80, 225836), (86, 210080), (101, 178880), (104, 173720), (130, 138976), (160, 112918), (172, 105040), (202, 89440), (208, 86860), (215, 84032), (260, 69488), (320, 56459), (344, 52520), (404, 44720), (416, 43430), (430, 42016), (505, 35776), (520, 34744), (559, 32320), (688, 26260), (808, 22360), (832, 21715), (860, 21008), (1010, 17888), (1040, 17372), (1118, 16160), (1313, 13760), (1376, 13130), (1616, 11180), (1720, 10504), (2020, 8944), (2080, 8686), (2236, 8080), (2626, 6880), (2752, 6565), (2795, 6464), (3232, 5590), (3440, 5252), (4040, 4472), (4160, 4343)]