3957520

素因数分解:

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

素因数の和:248

約数の個数: 80

約数和(自身を含む): 10856448

約数和(自身を除く): 6898928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 191, 259, 280, 296, 370, 382, 518, 560, 592, 740, 764, 955, 1036, 1295, 1337, 1480, 1528, 1910, 2072, 2590, 2674, 2960, 3056, 3820, 4144, 5180, 5348, 6685, 7067, 7640, 10360, 10696, 13370, 14134, 15280, 20720, 21392, 26740, 28268, 35335, 49469, 53480, 56536, 70670, 98938, 106960, 113072, 141340, 197876, 247345, 282680, 395752, 494690, 565360, 791504, 989380, 1978760, 3957520]

約数ペア:

[(1, 3957520), (2, 1978760), (4, 989380), (5, 791504), (7, 565360), (8, 494690), (10, 395752), (14, 282680), (16, 247345), (20, 197876), (28, 141340), (35, 113072), (37, 106960), (40, 98938), (56, 70670), (70, 56536), (74, 53480), (80, 49469), (112, 35335), (140, 28268), (148, 26740), (185, 21392), (191, 20720), (259, 15280), (280, 14134), (296, 13370), (370, 10696), (382, 10360), (518, 7640), (560, 7067), (592, 6685), (740, 5348), (764, 5180), (955, 4144), (1036, 3820), (1295, 3056), (1337, 2960), (1480, 2674), (1528, 2590), (1910, 2072)]