3183996820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{76871}}^1$

素因数の和:77008

約数の個数: 48

約数和(自身を含む): 7102972800

約数和(自身を除く): 3918975980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 4142, 8284, 10355, 20710, 41420, 76871, 153742, 307484, 384355, 768710, 1460549, 1537420, 2921098, 5842196, 7302745, 8378939, 14605490, 16757878, 29210980, 33515756, 41894695, 83789390, 159199841, 167578780, 318399682, 636799364, 795999205, 1591998410, 3183996820]

約数ペア:

[(1, 3183996820), (2, 1591998410), (4, 795999205), (5, 636799364), (10, 318399682), (19, 167578780), (20, 159199841), (38, 83789390), (76, 41894695), (95, 33515756), (109, 29210980), (190, 16757878), (218, 14605490), (380, 8378939), (436, 7302745), (545, 5842196), (1090, 2921098), (2071, 1537420), (2180, 1460549), (4142, 768710), (8284, 384355), (10355, 307484), (20710, 153742), (41420, 76871)]