27702640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 77352192

約数和(自身を除く): 49649552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 191, 196, 245, 259, 280, 296, 370, 382, 392, 490, 518, 560, 592, 740, 764, 784, 955, 980, 1036, 1295, 1337, 1480, 1528, 1813, 1910, 1960, 2072, 2590, 2674, 2960, 3056, 3626, 3820, 3920, 4144, 5180, 5348, 6685, 7067, 7252, 7640, 9065, 9359, 10360, 10696, 13370, 14134, 14504, 15280, 18130, 18718, 20720, 21392, 26740, 28268, 29008, 35335, 36260, 37436, 46795, 49469, 53480, 56536, 70670, 72520, 74872, 93590, 98938, 106960, 113072, 141340, 145040, 149744, 187180, 197876, 247345, 282680, 346283, 374360, 395752, 494690, 565360, 692566, 748720, 791504, 989380, 1385132, 1731415, 1978760, 2770264, 3462830, 3957520, 5540528, 6925660, 13851320, 27702640]

約数ペア:

[(1, 27702640), (2, 13851320), (4, 6925660), (5, 5540528), (7, 3957520), (8, 3462830), (10, 2770264), (14, 1978760), (16, 1731415), (20, 1385132), (28, 989380), (35, 791504), (37, 748720), (40, 692566), (49, 565360), (56, 494690), (70, 395752), (74, 374360), (80, 346283), (98, 282680), (112, 247345), (140, 197876), (148, 187180), (185, 149744), (191, 145040), (196, 141340), (245, 113072), (259, 106960), (280, 98938), (296, 93590), (370, 74872), (382, 72520), (392, 70670), (490, 56536), (518, 53480), (560, 49469), (592, 46795), (740, 37436), (764, 36260), (784, 35335), (955, 29008), (980, 28268), (1036, 26740), (1295, 21392), (1337, 20720), (1480, 18718), (1528, 18130), (1813, 15280), (1910, 14504), (1960, 14134), (2072, 13370), (2590, 10696), (2674, 10360), (2960, 9359), (3056, 9065), (3626, 7640), (3820, 7252), (3920, 7067), (4144, 6685), (5180, 5348)]