4516720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 11686752

約数和(自身を除く): 7170032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 101, 104, 130, 172, 202, 208, 215, 260, 344, 404, 430, 505, 520, 559, 688, 808, 860, 1010, 1040, 1118, 1313, 1616, 1720, 2020, 2236, 2626, 2795, 3440, 4040, 4343, 4472, 5252, 5590, 6565, 8080, 8686, 8944, 10504, 11180, 13130, 17372, 21008, 21715, 22360, 26260, 34744, 43430, 44720, 52520, 56459, 69488, 86860, 105040, 112918, 173720, 225836, 282295, 347440, 451672, 564590, 903344, 1129180, 2258360, 4516720]

約数ペア:

[(1, 4516720), (2, 2258360), (4, 1129180), (5, 903344), (8, 564590), (10, 451672), (13, 347440), (16, 282295), (20, 225836), (26, 173720), (40, 112918), (43, 105040), (52, 86860), (65, 69488), (80, 56459), (86, 52520), (101, 44720), (104, 43430), (130, 34744), (172, 26260), (202, 22360), (208, 21715), (215, 21008), (260, 17372), (344, 13130), (404, 11180), (430, 10504), (505, 8944), (520, 8686), (559, 8080), (688, 6565), (808, 5590), (860, 5252), (1010, 4472), (1040, 4343), (1118, 4040), (1313, 3440), (1616, 2795), (1720, 2626), (2020, 2236)]