4086520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 9738360

約数和(自身を除く): 5651840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 283, 361, 380, 566, 722, 760, 1132, 1415, 1444, 1805, 2264, 2830, 2888, 3610, 5377, 5660, 7220, 10754, 11320, 14440, 21508, 26885, 43016, 53770, 102163, 107540, 204326, 215080, 408652, 510815, 817304, 1021630, 2043260, 4086520]

約数ペア:

[(1, 4086520), (2, 2043260), (4, 1021630), (5, 817304), (8, 510815), (10, 408652), (19, 215080), (20, 204326), (38, 107540), (40, 102163), (76, 53770), (95, 43016), (152, 26885), (190, 21508), (283, 14440), (361, 11320), (380, 10754), (566, 7220), (722, 5660), (760, 5377), (1132, 3610), (1415, 2888), (1444, 2830), (1805, 2264)]