2540340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1283}}^1$

素因数の和:1309

約数の個数: 72

約数和(自身を含む): 8412768

約数和(自身を除く): 5872428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1283, 1980, 2566, 3849, 5132, 6415, 7698, 11547, 12830, 14113, 15396, 19245, 23094, 25660, 28226, 38490, 42339, 46188, 56452, 57735, 70565, 76980, 84678, 115470, 127017, 141130, 169356, 211695, 230940, 254034, 282260, 423390, 508068, 635085, 846780, 1270170, 2540340]

約数ペア:

[(1, 2540340), (2, 1270170), (3, 846780), (4, 635085), (5, 508068), (6, 423390), (9, 282260), (10, 254034), (11, 230940), (12, 211695), (15, 169356), (18, 141130), (20, 127017), (22, 115470), (30, 84678), (33, 76980), (36, 70565), (44, 57735), (45, 56452), (55, 46188), (60, 42339), (66, 38490), (90, 28226), (99, 25660), (110, 23094), (132, 19245), (165, 15396), (180, 14113), (198, 12830), (220, 11547), (330, 7698), (396, 6415), (495, 5132), (660, 3849), (990, 2566), (1283, 1980)]