8446840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4493}}^1$

素因数の和:4551

約数の個数: 32

約数和(自身を含む): 19414080

約数和(自身を除く): 10967240

約数列:

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

約数ペア:

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