2550560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 6350400

約数和(自身を除く): 3799840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 839, 1520, 1678, 3040, 3356, 4195, 6712, 8390, 13424, 15941, 16780, 26848, 31882, 33560, 63764, 67120, 79705, 127528, 134240, 159410, 255056, 318820, 510112, 637640, 1275280, 2550560]

約数ペア:

[(1, 2550560), (2, 1275280), (4, 637640), (5, 510112), (8, 318820), (10, 255056), (16, 159410), (19, 134240), (20, 127528), (32, 79705), (38, 67120), (40, 63764), (76, 33560), (80, 31882), (95, 26848), (152, 16780), (160, 15941), (190, 13424), (304, 8390), (380, 6712), (608, 4195), (760, 3356), (839, 3040), (1520, 1678)]