1331193207560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{262045907}}^1$

素因数の和:262046045

約数の個数: 32

約数和(自身を含む): 3018768860160

約数和(自身を除く): 1687575652600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 262045907, 524091814, 1048183628, 1310229535, 2096367256, 2620459070, 5240918140, 10481836280, 33279830189, 66559660378, 133119320756, 166399150945, 266238641512, 332798301890, 665596603780, 1331193207560]

約数ペア:

[(1, 1331193207560), (2, 665596603780), (4, 332798301890), (5, 266238641512), (8, 166399150945), (10, 133119320756), (20, 66559660378), (40, 33279830189), (127, 10481836280), (254, 5240918140), (508, 2620459070), (635, 2096367256), (1016, 1310229535), (1270, 1048183628), (2540, 524091814), (5080, 262045907)]