2016649240

素因数分解:

$2^3\times 5^1\times {\mathrm{3373}}^1\times {\mathrm{14947}}^1$

素因数の和:18331

約数の個数: 32

約数和(自身を含む): 4539109680

約数和(自身を除く): 2522460440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3373, 6746, 13492, 14947, 16865, 26984, 29894, 33730, 59788, 67460, 74735, 119576, 134920, 149470, 298940, 597880, 50416231, 100832462, 201664924, 252081155, 403329848, 504162310, 1008324620, 2016649240]

約数ペア:

[(1, 2016649240), (2, 1008324620), (4, 504162310), (5, 403329848), (8, 252081155), (10, 201664924), (20, 100832462), (40, 50416231), (3373, 597880), (6746, 298940), (13492, 149470), (14947, 134920), (16865, 119576), (26984, 74735), (29894, 67460), (33730, 59788)]