16893680

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4493}}^1$

素因数の和:4553

約数の個数: 40

約数和(自身を含む): 40122432

約数和(自身を除く): 23228752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 4493, 8986, 17972, 22465, 35944, 44930, 71888, 89860, 179720, 211171, 359440, 422342, 844684, 1055855, 1689368, 2111710, 3378736, 4223420, 8446840, 16893680]

約数ペア:

[(1, 16893680), (2, 8446840), (4, 4223420), (5, 3378736), (8, 2111710), (10, 1689368), (16, 1055855), (20, 844684), (40, 422342), (47, 359440), (80, 211171), (94, 179720), (188, 89860), (235, 71888), (376, 44930), (470, 35944), (752, 22465), (940, 17972), (1880, 8986), (3760, 4493)]