39281440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2029}}^1$

素因数の和:2066

約数の個数: 72

約数和(自身を含む): 102056220

約数和(自身を除く): 62774780

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2029, 2420, 3872, 4058, 4840, 8116, 9680, 10145, 16232, 19360, 20290, 22319, 32464, 40580, 44638, 64928, 81160, 89276, 111595, 162320, 178552, 223190, 245509, 324640, 357104, 446380, 491018, 714208, 892760, 982036, 1227545, 1785520, 1964072, 2455090, 3571040, 3928144, 4910180, 7856288, 9820360, 19640720, 39281440]

約数ペア:

[(1, 39281440), (2, 19640720), (4, 9820360), (5, 7856288), (8, 4910180), (10, 3928144), (11, 3571040), (16, 2455090), (20, 1964072), (22, 1785520), (32, 1227545), (40, 982036), (44, 892760), (55, 714208), (80, 491018), (88, 446380), (110, 357104), (121, 324640), (160, 245509), (176, 223190), (220, 178552), (242, 162320), (352, 111595), (440, 89276), (484, 81160), (605, 64928), (880, 44638), (968, 40580), (1210, 32464), (1760, 22319), (1936, 20290), (2029, 19360), (2420, 16232), (3872, 10145), (4058, 9680), (4840, 8116)]