2549980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2161}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 5448240

約数和(自身を除く): 2898260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 2161, 4322, 8644, 10805, 21610, 43220, 127499, 254998, 509996, 637495, 1274990, 2549980]

約数ペア:

[(1, 2549980), (2, 1274990), (4, 637495), (5, 509996), (10, 254998), (20, 127499), (59, 43220), (118, 21610), (236, 10805), (295, 8644), (590, 4322), (1180, 2161)]