2750920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 6262200

約数和(自身を除く): 3511280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 709, 776, 970, 1418, 1940, 2836, 3545, 3880, 5672, 7090, 14180, 28360, 68773, 137546, 275092, 343865, 550184, 687730, 1375460, 2750920]

約数ペア:

[(1, 2750920), (2, 1375460), (4, 687730), (5, 550184), (8, 343865), (10, 275092), (20, 137546), (40, 68773), (97, 28360), (194, 14180), (388, 7090), (485, 5672), (709, 3880), (776, 3545), (970, 2836), (1418, 1940)]